Drill And Steel Wire Gage -- 186
from Starrett

186 Drill and Steel Wire Gage. Nos 1-60 / 228- 040". Widely used by mechanics for twist drills and steel drill rod. Similar to 185, without the tap and drill information. 60 holes from 1 to 60. Marked with number sizes and decimal equivalents. Thoroughly tested for accuracy after hardening. Black... [See More]

  • Fixed Gage Type: Drill Diameter Size; Wire Diameter Gage
  • Measuring Technology: Mechanical
  • Application: Construction; Machine Shop; Light Duty (Office or Drafting)
  • Reading Method / Display: None -Non-graduated Gage
from Fred V. Fowler Co., Inc.

1/16"-1/2" jobber drill; 29 holes, left to right: drill gages [See More]

  • Fixed Gage Type: Drill Diameter Size
  • Measuring Range: 0.0052 to 0.0417
  • Application: Machine Shop
  • Measuring Technology: Mechanical