39/64" X 3/16" Pilot Hole HSS Straight Shank Counterbore

39/64" 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

regularly spaced teeth provide an evenly distributed grip on smooth

Part Number DMS71-1603

9 Positions – The flex head sweeps through 180-degrees

Drill Size: 25/64"

Part Number: BIT-POU7/16-14

Part Number: BIT-T/A54848

Ideal for steel

The 3/4 inch drive (F) x 1 inch drive (M) adapter and the 3/4 inch drive (F) x 1/2 inch drive (M) reducer have a drilled through-hole that allows the ability to lock onto a drive tang with a retaining pin

one with non-marring

Part Number DWTGT6X12-24

Pilot Diameter #30

Head Type: Unslotted Hex Washer