25/64" X 5/32" Pilot Hole HSS Straight Shank Counterbore Quantity:1 Tekton 1/2 inch drive deep

Tekton 1/2 inch drive deep 12-point sockets are an exact fit for double hex fasteners and also work with hex and square shapes

Diameter:25"

Part Number: M12X80DPA2

A4-70 Stainless Steel Hex Nuts

Part Number: 75X225DPAPL

25/64" X 5/32" Pilot Hole HSS Straight Shank Counterbore Quantity:1 Tekton 1/2 inch drive deepProduct 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