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Hole, Drill, Bore, and Wire Gages

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Starrett 20 Leaf Radius Gage 279

  • Provides twenty leaves with radii from .020 to .400″ inclusive.
  •  Includes nine leaves have concave and convex radii from .020 to .10″ inclusive by .010″
  •  Includes four leaves with concave and convex radii from .125 to .20″ inclusive by .025″
  •  One leaf with concave and convex radii of .250″from .300 to .400 inclusive by .050″ and three leaves with convex radii from .300 to .400 by .050″
  •  Includes three leaves with concave radii only
  •  Leaves are specially shaped for use in any position at any angle to measure fillets and radii in corners or against shoulders
  •  Each leaf is stamped with the radius size and has an eccentric mounting for clearance between the leaf and the case when the gage is opened
  • Range (in): .020-.400″
Part No.
Number of Leaves
Range of Threads
279
20
.20" to .400"

Starrett 29° Acme Screw Thread Gage 284

  •  The angles and edges of this gage are hardened, ground and carefully tested
  •  In use, the angle on the thread cutting tool is checked on the large precision-ground V at the end of the gage
  • Range (TPI): Acme Standard Screw Thread
Part No.
Range-Pitch
284
1 to 10

Starrett Drill Gages

  • Drill gages are used to quickly and and conveniently identify drill bit sizes
  • Made of heavy gage steel machined and ground to close tolerances
  • Hole sizes and decimal equivalents are permanently etched on the face
  •  Rigidly tested after hardening
Part No.
Drill Range
Size
186
#1 - #60
1-1/2" x 5-1/2"
187
1/16" - 1/2" by 64ths
2-5/16" x 6-1/4"
198
A - Z
2-5/16" x 6-1/4"
286
#61 - 80
3/4" x 2"

Starrett Drill Point Gage 22C

  •  Quick, accurate way for determining the correct drill point angle of 59º and the correct length of drill lips necessary for clean-cut drilling
  •  Sliding head may be adjusted to any position along the rule and locked by a thumb nut
  •  Hook is adjustable and can be shortened or extended on either side of the rule, and may also be removed if desired
  •  Tool can also be used as a Plain Rule, Hook Rule, Depth Gage, and Slide Caliper
  •  Hook rule has accurate, machine-divided graduations in 8ths, 16ths, quick-reading 32nds and 64ths
Part No.
Head Bevel
Head Graduation
Length
Graduations
22C
59"
1-5/8"
6"
8ths, 16ths, quick reading 32nds, 64ths
22D
Sliding head only

Starrett English Standard Wire Gage 188

  • English Standard Wire Gage is popular for gaging iron wire, hot and cold rolled sheet steel, and in some cases, sheet iron by the English standard wire system also known as Birmingham or Stubs
  • This gage has convenient decimal equivalents of each number on the reverse side with a satin finish
  • Carefully tested after hardening
Part No.
Range Gage Numbers
188
1 to 36

Starrett Wire Gage 287

  •  Standards and checks sizes from 0 to 36 also known as United States Steel Wire Gage
  •  .3065 to .009″
  •  Decimal equivalents are given on the back
  •  Satin finish
  • Range (in): .3065 – .009″
  • Range (other): 0 – 36
Part No.
Range Inches
Range Other
287
.3065 to .009"
0-36

 

Starrett Steel Music Wire Gage 295

  • For measuring and checking steel music wire in all size from 6-0 to 33 gage
  • Convenient decimal equivalents of gage numbers stamped on reverse side
  • Gage is 2-5/16″ in diameter
  • Satin finish
Part No.
Range of Gage
Numbers
295
6-0 to 33

Starrett Tap and Drill Gage 185

 

  • Leaves the right amount of stock for approximately 65% full thread
  •  Shows correct drill body size
  •  60 holes with number sizes and decimal equivalents
  •  Black matte finish with information steel stamped on one side and white marked on the reverse side for quick, clear reading
  •  Thoroughly tested for accuracy and hardening
  •  Approximately 5/64″ thick by 2-5/16″ wide by 6-1/4″ long
  • Range (in): .228″ – .040″
  • Range (other): Nos. 1 – 60
Part No.
Range Inches
Range Other
185
.228" - .040"
Nos. 1 - 60

Starrett Screw Pitch Gages

  • Available in a wide range of sizes with different numbers of leaves in various pitch ranges for gaging V, Unified, American National and US threads
  • All have a locking device at both ends of the case for locking any leaf or leaves in a desired position
  • Leaves on all gages have special narrow design for easy checking of internal threads in nuts, etc., and flatted teeth for checking both V and American National or US Standard threads
  • Each leaf steamed with number of threads per inch
Part No.
Number of Leaves
Range of Threads
155
27
2-1/4" to 28 Threads per inch
475
26
3-1/2" to 32 Threads per inch
4
24
4 to 30 Threads per inch
6
30
4 to 42 Threads per inch
474
28
4 to 80 Threads per inch
472
51
4 to 84 Threads per inch
  • Contact Heavy Maintenance Supply 205-384-5284 for more information