33/64" X 3/16" Pilot Hole HSS Straight Shank Counterbore BoltsandNuts.com Size: 2-3/32"

Size: 2-3/32"

Part Number MMO5/64-4FDE-ST

• Deep 12-point sockets apply force to flat sides of fasteners and not the corners

Part Number DWTS30X2

33/64" X 3/16" Pilot Hole HSS Straight Shank Counterbore BoltsandNuts.com Size: 2-3/32"Product Description Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These counterbores are made of two piece construction, having an integral shank and