31/64" X 3/16" Pilot Hole HSS Straight Shank Counterbore

31/64" X 3/16" Pilot Hole HSS Straight Shank CounterboreProduct 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

it's an ergonomic palm ratchet • 90-Tooth Gear – The single half-moon pawl maintains 9 teeth engaged with the gear at all times so that it won't slip or skip under stress

Part Number: 75C275HCSSS/316

Part Number: 87F500HCSSS

The center spur ensures accurate positioning

Part Number: VibraTite202Yellow1oz

Part Number: Assortment Kit #277755 Pieces - Fine Thread

Part Number: 75C225HCSSS/316

Material: High Speed Steel

Part Number: 62C250HCSL9Y

one with non-marring

This pack contains a variety of small hardware items

We make our service wrenches from 4140 chromium molybdenum steel and harden them to 50–53 HRC