Accusize Industrial Tools 1/4 1/2 and 1-1/4 82 Degree Indexable Carbide Countersinks 0046-0982

3 PC Set 82° Positive rake makes for smooth cutting without chatter Carbide indexable No tool resharpening needed. Comes with inserts 3 PCS/Set: 1/4 1/2 and 1-1/4 The carbide inserts are 1/4 -3/4 x 1/2 shank TCMT32.51 triangle inserts; 1/2 - 1-3/4 x 1/2 shank SCMT431 suqare imnserts; 1-1/4 - 2-1/4 x 3/4 shank SCMT431 square insert