#2 .085mm Machine Screw Solid Counterbore BoltsandNuts.com Part Number SDS4F51612

Part Number SDS4F51612

Part Number DWDDL18X55/64

Depth: 417-19/32"

1 - Fuse Tester Tool

Part Number: 62C250ASBABO

#2 .085mm Machine Screw Solid Counterbore BoltsandNuts.com Part Number SDS4F51612Product 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