IS 13303 : 1992 Countersinks 60° ,90° and 120°. with morse taper shanks- Specification

1 Scope

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

2 References

IS 1715 :1986Dimensions for self holding tapers

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