22C Starrett Drill Point Gage 59deg

22C
Starrett Drill Point Gage

This gage was designed specifically for use in drill grinding. It provides
a quick, accurate way for determining the correct drill point angle of
59º and the correct length of drill lips necessary for clean-cut drilling
at
maximum feeds and speeds.

• The sliding head may be adjusted to any position along the rule
  and locked by a thumb nut
• The head is beveled to 59º (the correct drill point angle), and
  is
  also graduated in 32nds along the 59º face for measuring the drill
  lips which should be of equal lengths
• The hook rule has accurate, machine-divided graduations in 8ths,
  16ths, quick-reading 32nds and 64ths
• 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.