1-15/16" X 7/16" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Tekton alignment punches can be

Tekton alignment punches can be used to align holes to position parts

Adjusting screw is tightened to get the proper size

Two opposing knives meet in the center

SN1 and SN4

1-15/16" X 7/16" Pilot Hole HSS Taper Shank Counterbore Quantity:1 Tekton alignment punches can beProduct 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