1/4 HEX TCT COUNTERSINK (FOR METAL WORK)
CODE COUNTERSINK DIAMETER SIZE
RY507-332 3/8" 3/32"
RY507-764 3/8" 7/64"
RY507-18 3/8" 1/8"
RY507-964 3/8" 9/64"
RY507-532 3/8" 5/32"
RY507-532 1/2" 5/32"
RY507-1164 1/2" 11/64"
RY507-316 1/2" 3/16"