5/16 (60°) 6FL Solid Carbide Countersink DE 5/16 x 2-1/8

Description

5/16 (60°) 6FL Solid Carbide Countersink DE 5/16 x 2-1/8 — Countersinks are precision cutting tools designed to create chamfers, deburr edges, and prepare holes for flat-head fasteners. 0.3125″ cut dia, 6-flute, Sub-Micron Grain Carbide.