CENTER GAGE WHITWORTH 55 & 60 Degree INCH Metric Screw Thread Pitch Gauge 3pcs

CENTER GAGE WHITWORTH 55 & 60 Degree INCH Metric Screw Thread Pitch Gauge 3pcs<br><br>Aliexpress

Aliexpress

More details >>>




























































Image results for CENTER GAGE WHITWORTH 55.
CENTER GAUGE WHITWORTH 55 degree 14ths and 20ths screw thread gage . CENTER GAUGE WHIT WORTH 55?? application: To check and set screw
cutting tools, and check the angle and pitch of screw thread Angle accuracy: ??
10min Center Gage Whitworth 55 & 60 Degree Inch Metric Screw Thread . Center Gage Whitworth 55 & 60 Degree Inch Metric Screw Thread Pitch Gauge in
Business, Office & Industrial, Industrial Tools, Measuring Tools, Other CENTER GAGE WHITWORTH 55 DEGREE | 4901-0061 - Center . Features Graduated in 14ths and 20ths on one side and 24ths and 32nds on the
other Micro-fine graduations Whitworth or English Standard 55 Degrees CENTER GAGE WHITWORTH 55 DEGREE | 4901-0061. Features Graduated in 14ths and 20ths on one side and 24ths and 32nds on the
other Micro-fine graduations Whitworth or English Standard 55 Degrees Center Gage Whitworth 55 & 60 Degree Inch Screw Thread Inspection . 1 Sep 2016 Find great deals for Center Gage Whitworth 55 & 60 Degree Inch Screw Thread
Inspection Gauge 2pcs Set. Shop with confidence on eBay!CENTER GAUGE WHITWORTH 55 degree 14ths and 20ths screw thread gage . 19 Apr 2015 CENTER GAUGE WHIT WORTH 55 degree 14ths and 20ths screw thread gage.CENTER GAUGE WHITWORTH 60 degree INCH screw thread inspection gage . 19 Apr 2015 CENTER GAUGE WHIT WORTH 60 degree INCH screw thread Home >
Inspection Tool > Thread Gauge > CENTER GAUGE WHITWORTH 60 degree .
ENGLISH SCREW PITCH GAGE WHITWORTH 55 THREAD GA.Metric Whitworth 55/60 Degree Thread Screw Pitch Gauge With 3x . 25 Feb 2017 55 4-62 UK standard thread gauge model. Is one kind of a pitch, the pitch
multiple stacked up special measuring tools, thread pitch for Starrett Whitworth-English 55-Degree Center Gauge - MidwayUSA. 392618 Invaluable for determining the number of threads per inch through
graduations in 14ths, 20ths, 24ths and 32nds. Made of spring-tempered steelCenter Gauge 55 Degree - Sturdy Engineering Tools. Very Handy 55 degree center gauge used in grinding and setting thread cutting
tools. These gauges meet the Whitworth or English Standard 55 specification.CENTER GAGE WHITWORTH 55 & 60 degree INCH screw thread . CENTER GAGE WHITWORTH 55 & 60 degree INCH screw thread inspection
gauge 2pcs set FOR SALE • $7.99 • See Photos! Money Back Guarantee.
Product Buy Insize 4810-55, Center Gauge, Whitworth 55 @ Labbazaar.in . Buy Insize 4810-55, Center Gauge, Whitworth 55 At Labbazaar.In. Shop For
Measuring and Layout Tools And More Test & Measure Products Online.Aliexpress.com : Buy CENTER GAGE WHITWORTH 55 & 60 degree INCH . Find More Gauges Information about CENTER GAGE WHITWORTH 55 & 60
degree INCH screw thread inspection gauge 2pcs set,High Quality gauge valve Other Gadgets - Metric Whitworth 55/60 Degree Thread Screw Pitch . 17 Feb 2017 55 4-62 UK standard thread gauge model. Is one kind of a pitch, the pitch
multiple stacked up special measuring tools, thread pitch for MITUTOYO GAUGE PITCH 4-42TPI WHITWORTH - Screw Pitch . GAUGE PITCH 4-42TPI WHITWORTH(MTT188-101). Whitworth 55 degree pitch
gauge with size stamped on each gauge. Range 4-42 teeth per inch, 30 leaves.Groz Tools - Center Gauges. CENTER GAUGES. CG These gauges meet the American National or US 60,
Whitworth or English 55 CG/55, 01210, 55 Whitworth (English Standard).C396 Center Gage - Starrett. The Starrett C396 Center Gage with inch graduations, meets Whitworth or
English Standard and 55 degree standard. Whitworth or English Standard, 55.center gage thread gage - KJV. CENTER GAGE. To check and set screw cutting 4810-55. 4810-602. METRIC
60. WHITWORTH 55. UNIFIED 60. 1 10TPI. -. 4812 E. -. ACME 29. 1, 1-1/3, Starrett #C396 - Whitworth 55 - 14ths; 20ths; 24ths; 32nds . U.S.A. 60 Std. or Whitworth - English 55 Std. has scale graduated in 14ths,
20ths, 24ths Whitworth 55 - 14ths; 20ths; 24ths; 32nds Graduation - Center
Gage.Starrett C396 Whitworth Or English Standard 55 Degree Center . C396 Center Gage Whitwor. Starrett C396 Whitworth Or English Standard 55
Degree Center Gauge, Satin Chrome Finish. You are here:Home Bookstore 60 degree center gauge | eBay. Find great deals on eBay for 60 degree center gauge and lathe guage.
CENTER GAGE WHITWORTH 55 & 60 degree INCH Metric screw thread pitch
gauge CENTER GAGE WHITWORTH 55 & 60 degree INCH screw thread inspection . CENTER GAGE WHITWORTH 55 & 60 degree INCH screw thread inspection
gauge 2pcs set | Business & Industrial, Manufacturing & Metalworking, GA-CG3 55 degree (whitworth) Stainless Steel Center Gage. Price: $4.50. For 55 Degree Whitworth and British Threads. For checking angles
on centers and tools. Model GA-CG3 is graduated in 14th & 20th on one side, thread cutting CENTER GAUGE WHITWORTH 55 degree 14ths and 20ths . CENTER GAUGE WHIT WORTH 55 degree 14ths and 20ths screw thread gage.
To check and set screw cutting tools, and check the angle and pitch of screw CENTER GAUGE 55DEG WHITWORTH STANDARD IMPA 650631. CENTER GAUGE 55DEG WHITWORTH STANDARD IMPA 650631.476 Whitworth Standard Screw Pitch Gages 156M, 159M . 55 Threads. 3 1/2-60 TPI (Inch) Gages. 60 Threads. Screw Pitch Gages.
Catalog No . EDP. No . of Leaves With Locking Device and 60 Center Gage.
484.fixed gage standards - JW Donchin CO.. 383 Standards for Sheet and Wire Gages with corresponding Starrett Gages. 384
Center Gages. No. C391 60 American National. No. C396 55 Whitworth or Pitch Gages Series 188,950 - Mitutoyo. Results 1 - 10 of 10 Order No, Range, # of Leaves, Type, Composition of Gages. 188-101, 4-42TPI,
30, Whitworth Screw Pitch Gage (55), 4, 41/2, 5, 51/2, 6, 7, 8, Glossary of Metalworking Terms. Also, it is the distance between the centers of the pitch circles. center drill: A
The metric gage has a 55 angle for the Whitworth and English standard.Gauges / Pin gauges / Thread and tolerance tables. 55. 100. 11. 30. 58. 12. 32. 60. 13. 33. 62. Measuring reports. For all gauges ..
center. A. Trapezoidal thread. DIN 103. 7H. 7e. Thread plug and ring gauges ..
For checking thread cutting tools for Whitworth thread 55 or metric thread 60.whitworth gauge | eBay. New 55 Whitworth Screw Thread Pitch Measure Gauge Gage Diastimeter .
Whitworth 55 Center Gauge Metric Screw Cutting Thread Pitch Measuring Tool Page 382 - Catalog. Schut for Precision THREAD CUTTING TOOL GAUGES Center gauges For
checking thread cutting tools for Whitworth thread 55 or metric thread 60.
856.444 2017 Screw Thread Pitch Cutting Gauge Tool Set Centre Gage 55 60 . Screw thread pitch cutting gauge tool set 4pcs centre gage 55 60 degree Inch .
1pc 55 Whitworth + 1pc 60 Metric Screw Thread Pitch Measure Gage Gauge BBV11, Page 17-270 - Fastenal. Shaft Alignment Chain Clamp, Radius Gauges & Sets, Pitch Gauges, Screw
Cutting Gauges, Wire 0325096 comes with locking device and center gage
55 Whitworth and BSF threads, 47-1/2 BA threads, 60 Metric and American
National.Threading Application guide - Sandvik Coromant. Below are examples of Metric, UN and Whitworth thread designa- tions. ISO
metric . that the thread profile angle (60 or 55) is the same .. centre feed (vf).thread cutting CENTER GAUGE WHITWORTH 55 degree 14ths and 20ths . thread cutting CENTER GAUGE WHITWORTH 55 degree 14ths and 20ths screw
pich gage | | eBay!Machine Shop Training Course, Vol I: . When a tool is to be set, the gage is simply placed between the centers of the
lathe may also be ground to form a 55-degree groove for Whitworth thread
tools.Whitworth 55 Degree Inch Metric Screw Thread Pitch Gauge Center . Whitworth 55 Degree Inch Metric Screw Thread Pitch Gauge Center Gage FOR
SALE • 2.68 • See Photos! Money Back Guarantee. Similar Items Description 4x Whitworth 55 & 60 Inch&Metric Center Gage Metric Screw Thread . 4x Whitworth 55 & 60 Inch&Metric Center Gage Metric Screw Thread Pitch Gauge
Set FOR SALE • CAD $16.89 • See Photos! Money Back Guarantee. Similar Unique Bargains 0.25mm-6mm Metric 4G-62G Whitworth 52 Blades Screw . Professional set of 60 degree Metric and Whitworth 55 Degree thread pitch
gauges . This pitch gauge accurately measures internal and external screw
threads screw pitch gages & thread sets - Discount Tools. GAGES. SCREW PITCH GAGES & THREAD SETS. D. B . Center Gage With
Coarse and Fine Notch. 2470 4160 WHITWORTH STANDARD – 55
THREADS.Screw Thread Cutting | Smithy - AutoMate CNC - Machine Tools. The British Standard Whitworth thread form thread has a 55 thread form in the .
that its point fits snugly in the 60 angle notch of the center gage (Figure 3-80).Starrett C396 Whitworth Or English Standard 55 Degree Centre . Buy Starrett C396 Whitworth Or English Standard 55 Degree Centre Gauge,
Satin Chrome Finish at Amazon UK. Free delivery on eligible orders.Thread Gages Archives - In Gage. The center is concentric to the threaded section within .0002” TIR for probe
location .. thread measuring wires to calibrate Whitworth/British 55 degree
threads.Traditional Toolmaking: The Classic Treatise on Lapping, . insert the pins EE in such a position that a line drawn through the centers of C
and D, at right angles to their axes, The tools to be used in making Whitworth
thread tools. Fig. 2. Method Employed for Obtaining 55-degree Angular Gage Fig.Buy Pitch Gauge Online |Mitutoyo|Insize| India. Shop Online for Pitch Gauge at amazing prices in India. Get all products with
Buy Pitch Gauge Online |Mitutoyo|Insize| India Whitworth 55⁰ Screw Type (2)Thread Plug Gages, Ring Thread Gages Go No Go Economy Sets. 4901-0060 60 DEG CENTER GAGE STANDARD. 4101-1104 M4 X 0.7 H6
THREAD PLUG GAGE GO NO-GO, 4901-0061 CENTER GAGE WHITWORTH 55
Buy CENTER GAUGE WHIT WORTH 60 degree metric screw thread gage in . Cheap CENTER GAUGE WHIT WORTH 60 degree metric screw thread gage,
You can get CENTER GAGE WHITWORTH 55 & 60 degree INCH screw thread
Linear tools |Screw Pitch Gauges. Linear Tools Screw Pitch Gauges Buy Online with Free UK Delivery. Angle: 55
degree. Screw Pitch Blades: Whitworth Individual Blades: 4, 4 , 5, 6, 7, 8, 9, 10 CENTER GAGE WHITWORTH 55 & 60 degree INCH Metric screw . CENTER GAGE WHITWORTH 55 & 60 degree INCH Metric screw thread pitch
gauge 3PCs FOR SALE • AUD 16.24 • See Photos! Money Back Guarantee.CENTER GAGE WHITWORTH 55 &amp; 60 degree INCH screw thread . Item Description:. CENTER GAGE WHITWORTH 55 & 60 degree INCH screw
thread inspection gauge 2pcs set. Payment Method: We only accept PayPal Screw Pitch, Cutting & Thread Gauges - EGL Tools. List Price: 8.10. Screw Pitch Gauge Whitworth/S.I Metric · Ref: FS-464-101 ·
Screw Pitch Gauge Whitworth/S.I Metric. Whitworth + S.I. Metric Thread Threads Thread gauge Imperial UNC UNF screw pitch gauges 52 leafe 4-84 . Thread gauge Imperial UNC UNF screw pitch gauges 52 leafe 4-84 threads. 2
Reviews UNC/UNF 52leafe Thread Pitch Gauges Whitworth 55 Metric .
Tapping Center 1/2"spring loaded ideal aligning Taps on Milling Drilling lathes.Tech Stuff - Mechanical - Threads - ZyTrax. 2 Mar 2016 Whitworth threads use a 55 with rounded ends, whereas UNC/UNF and metric
Gauge numbers are used for diameters less than 1/4" inch.Solving the thread mystery - Farming Ahead. British Standard Whitworth (BSW),. British Standard thread gauges to match
the pitch or TPI of metric or inch bolt. Threads Workshop |. THE COMPLETE.
TOOL. CENTRE. • Sales. • Service a different thread angle of 55 degrees,
whereas Metric Gauge - Manini Dive Company. 8077 results Screw thread pitch cutting gauge tool set 4pcs centre gage 55 & 60 Inch .
Professional set of 55 degree Whitworth and 60 degree metric thread Drill Point Gages - MSCDirect.com. Starrett - 6 Inch Long, 59 Degree Bevel Angle, Ruler Drill Point Gage - 1/32 Inch
Bevel x Removable and Adjustable Ruler Hook, Depth Gage, Hook Rule, Plain
Rule, Slide Caliper center gage 60 degree Starrett C396 55'whitworth/eng.Whitworth Tools - Classic-British-Motorcycles.com. We now carry Whitworth Tools for your Classic British Motorcycle. Sockets,
Wrenches, Taps STARRETT C396 WHITWORTH 55-DEGREE CENTER
GAUGE Amazon.ca: Thread Gauges: Industrial & Scientific. Results 1 - 24 of 148 Mitutoyo 950-201, Center Gage for 60 Deg. Threads. by Mitutoyo Mitutoyo 188-
101, Whitworth Screw Pitch Gage, 4 to 42 TPI, 30 Leaves 55-60 Angle Pocket
Measure Tool Metal 55 Leaf Screw Pitch Gauge. by uxcell.Whitworth Insert | Threading Tool Supplier | Cutwel Ltd. Whitworth Single Point (Screw Cutting) Indexable Threading Inserts from Korloy
Single Point Thread Turning Inserts for BSW, BSF & BSP 55 Degree Threads.Thread Pitch - Thread Pitch Chart Unf Amp Screw Size Chart Bosun . Nut amp bolt thread checker on a cable metric pitch gauge swtc m21 made in usa
free shipping 20pcs 55 whitworth 60 metric screw thread pitch measure gage
Thread pitch gauge screw axis of screw the longitudinal center line through Center Gauges - Tools Avenue. Insize Center Gauges 55⁰, 30, 14ths and 20ths on front side, 24ths and 32 ths
on back side, 4810-601, Whitworth 55⁰,. Rs.235. 0. Features -- To check and set
Grinding a thread cutting lathe tool ? - Practical Machinist. I have ordered the 55deg center gage from starret Can I use this as a The 55
deg pitch being usually reserved for Whitworth type threads.npl notes on screw gauges - National Physical Laboratory. Centre of plugs; end faces of rings . MECHANICAL MEASUREMENTS OF
PARALLEL SCREW PLUG GAUGES .13. 7.1. Major diameter.
ISO metric. Unified. Whitworth. British Association. CME. 60. 60. 55. 47.5. 29.
1.732.Center Gage Whitworth 55 Degree 14ths And 20ths Screw Thread Gauge . Item name:center gage whitworth 55 degree 14ths and 20ths screw thread gauge
list included:thread gauge 55 wsg-01028 1set more details: product Thread Pitch Gauges | RS Components. Kleffmann & Weese, 52 Blades Thread Pitch Gauge, Whitworth/Metric thread type
25 mm, 30 mm, 35 mm, 40 mm, 45 mm, 50 mm, 55 mm, 60 mm, 65 mm, Screw thread - Wikipedia. A screw thread, often shortened to thread, is a helical structure used to convert
between when seen from a point of view on the axis through the center of the
helix, . The minor diameter of a bolt can be measured with go/no-go gauges or,
.. of 60 and a flattened tip (in contrast to Whitworth's 55 angle and rounded tip)
.Screw Pitch Gauge Thread GAGE Metric 60&amp; Whitworth 55 WITH . Screw Pitch Gauge Thread GAGE Metric 60& Whitworth 55 WITH LOCK UP
Screw thread pitch cutting gauge tool set 4pcs centre gage 55&60 Inch & Metric.Pitch Gauge - bombay-tools.com. Thread pitch size is stamped on each gage. Metric,Unified,and Whitworth screw
pitch gages. 4-42TPI, 30, Whitworth Screw Pitch Gage (55) The bygone 36
years, saw Bombay Tools Centre achieving gigantic strides in business and it's Thread gauge | Browse and Shop for Thread gauge at www.twenga . 4Pcs Screw Thread Pitch Cutting Gauge Tool Set Centre Gage 55 60 Inch . 58
Blades Metric Whitworth 55/60 Degree Thread Measuring Gauge Screw Cutting gauge - Zeppy.io. 180 results Screw thread pitch cutting gauge tool set centre gage 55 & 60 inch & metric .
Thread cutting center gauge whitworth 55 degree 14ths and 20ths Precision Tools - Firm Joint Calipers and Dividers Manufacturer from . Used in layout works for locating and testing centers. . Sturdy construction
surface gage. . Combination of whitworth Standard 55 and Metric Standard 60
.Thread gauge price, harga in Malaysia, wts in - lelong. 4Pcs Screw Thread Pitch Cutting Gauge Tool Set Centre Gage 55&60 Inch 58
Blades Metric & Whitworth 55/60 Degree Thread Measuring Gauge Screw.Measuring Instruments for Threads - Deterco. Interchangeable Anvils for Indicating Thread Snap Gauges 852 and 853. 7 - 9
Whitworth thread (55). American UST .. Adjustable center stop for automatic Whitworth Thread Gauge for sale in Australia | 49 second hand . 20 Blades 55 Whitworth Screw Thread Pitch Gauge D. Singapore. whitworth .
CENTER GAGE WHITWORTH 55 & 60 degree INCH Metric s. China. CENTER Screw Thread Specifications. 55˚. P r r. H h. H2. H2 h 2 h 2. Internal thread. External thread. 27.5˚. 27.5˚. 55˚. P
Whitworth screw thread. (W) the center line of the thread ridge. Pitch Error
<ISO and Former JIS for Pipe Thread>. Screw Thread - 6. Different gauge.Centre Gauges - Centre Gages Suppliers, Traders & Manufacturers. Find here Centre Gauges manufacturers, suppliers & exporters in India. Get
contact details center gauge. ABM-EPT-9305: 55 Withworth Or English
StandatdQuick Guide to Precision Measuring Instruments. Supported at the bottom and center. Supported For Whitworth screw threads (
55˚ thread angle) . gauge block can extend the effective measurement range.measurement – Metalworking Shop Equipment Supply. New Metric and Whitworth Screw Pitch 6055Thread Measuring Gage . 52
Blades Screw Pitch Gauge Metric 60 Whitworth 55 Thread Measuring Gage 60
Degree Inch Center Gauge Metric Screw Thread Pitch Gauge Measuring Lathe
Tool.FEELER GAUGE - Brunetti utensileria. FEELER GAUGE. Code. Range .. CENTER GAUGE. To check and set 4810-
55. 4810-602. METRIC 60. WHITWORTH 55. UNIFIED 60. 4810-55. 1 10TPI.download - Allinton Engineering & Trading Pte Ltd. Economy Single Purpose Hi-Lo Welding Gauge (in Metric). Root weld space
Center Gauge. – 60 degree type marked Whitworth 55 degree. Radius Gauge.Whitworth British Screw Threads Size Chart BSW & BSF - Engineers . The Whitworth British Thread standard is obsolete and not in use as a standard
for new products. The information contained herein is for reference only in the Everything Else Measuring - Model Engineering and engineering . 6pc High Quality Telescopic Bore Gauges range 8mm - 150mm meausuring .
CO AX INDICATOR CENTRE FINDER INDICATOR METRIC . TO ACHIEVE
ACCURATE THREAD PROFILES FOR SCREWCUTTING 55 DEGREE BSW /
BSF A THREAD GAUGE THAT COVERS BOTH METRIC AND WHITWORTH (
BSW) nyli.se Threads and gauges General information 2 Order information . Thread type Plug gauges Ring gauges Snap and setting gauges. Metric ISO
thread DIN . M 55 x 1. M 56 x 1. M 58 x 1. M 60 x 1. M 62 x 1. M 64 x 1. M 65 x 1.
M 68 x 1. M 70 x 1 . is 3⁄4 inch per foot. Angle of taper with center line is 147′.Locomotive Building: The Construction of a Steam Engine for . Whitworth, Sharp V- and British Association Threads; Briggs Pipe Thread; Oil
Well Casing Gages; Fire Hose Connections: Acme, Worth and Worlr; Energy;
Centrifugal Force; Center of Gravity: Motion; Friction: Pendulum; The Industrial
Press, Publishers of MACHINERY, it 49-55 Lafayette Street, New York City, U. s.
Li!Quality Precision Tools Quality Precision Tools. With locking device ** With locking device and 60 center gage. 4-62G
Whitworth Standard 55 270 Taper Gage is a very useful tool, especially for
bear-.Threads and Threading. Whitworth Standard Thread Form Gages for Unified Inch Threads . having
symmetrical sides inclined at equal angles with a vertical center line through the
and 16 thread series; secondary sizes of 41⁄8, 43⁄8, 45⁄8, 47⁄8, 51⁄8, 53⁄8, 55⁄8
,.Pipe Thread Gages | Regal Cutting Tools. Regal's plug and ring pipe thread gages are made from hardened tool steel
British Standard Pipe thread gages ( 55⁰ Modified Whitworth) are in stock as well
.Screwcutting in the Lathe - Lathes.co.uk. The pitch of a thread is best measured with a "thread gauge" of the type . with
some lubricant between the two - and fed into the workpiece on centre height
with a Whitworth thread form with 55 degree angle and rounded roots and
crests.User Manual - Kristeel. increment of 0.1 mm also use full gage to check plate gap in welding . CENTER
GAUGE 55 / 60 Whitworth, BSF, BA Metric, American National and.BSP Threads - Journeyman's Workshop. The thread is a standard Whitworth form with 55 angle with rounded crests and
Gauge plane - Plane on taper threads, which is perpendicular to the thread Screw thread - Revolvy Quizzes. The minor diameter of a bolt can be measured with go/no-go gauges or, ..
profile of 60 and a flattened tip (in contrast to Whitworth's 55 angle and rounded
tip). .. pitch gauge, the larger gauge in the center is for measuring the Acme
thread It appears that your browser has JavaScript disabled. - DGI Supply. 10-Piece Anvil-Spindle Tip Set - Whitworth Screw(1) 28-Leaf Whitworth Screw
Pitch Gage - 55˚(1) . Height Gage Center Master with Inch Type Hold Bar(1)Specifications of Turner. (Knurled centre position)spring made of high Carbon steel . Screw Pitch Gauge
Whitworth & Metric each stainees steel 55 Magnifying Glass 75 mm dia. 55.Basic Turner Module-I - sdis.gov.in. Marking out lines with Prick punch & Centre Punch. the working of Basic
Training Centre .. 60, 55 and 29 Screw Pitch Gauge Whitworth & Metric
each.Jual Prohex Metrics 60 & Whitworth 55 Maldrat / Radius Gauge . Jual Prohex Metrics 60 & Whitworth 55 Maldrat / Radius Gauge - Harga Rp.
74.750,-. - TH450P. Distributor Resmi Prohex. Informasi Produk, Spesifikasi,
Harga, external thread - insize. Suitable for metric, inch, Whitworth, NPT and BSPT. 2m Female center. Clamp
find pointer. Display unit. Linear gage. 60. 55. ISQ-TE100-A. ISQ-TE100-B.hand tools - Approved Business. Note: The nominal size is the distance between the centre of the roller METRIC
/ IMPERIAL DEPTH GAUGE 0-150MM / 0-6" .. Thread form: Whitworth 55.Metric Threading. If you look for used center gages you may find the Starrett C391 or similar, the
There were also 60 metric versions, 55 Whitworth and 30 Acme versions








CENTER GAGE WHITWORTH 55 & 60 Degree INCH Metric Screw Thread Pitch Gauge 3pcs