IS 13304 : 1992 Countersinks 60° ,90° and 120° . with parallel shanks - Specification

1 Scope

This Indian Standard covers the dimensions and otherrequirements for countersinks 60°, 90° and 120° with parallel shank.

2 References

IS 2102 : Part 1 :1980 General tolerances for linear and angulardimensions

IS 5099 :1983Technical supply conditions for twist drills

IS 7778 :1975Methods for sampling small tools