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Ships within 48 hours · Estimated delivery Sep 29 - Oct 4
Flute Length 5-7/8"
Length 21-1/8"
Zinc & Yellow Plated
Part Number DWTSR1316-1236
exact fit for hex-shaped fastener heads • Socket geometry applies force to flat sides of fasteners and not the corners
7/16" X 5/32" Pilot Hole HSS Straight Shank Counterbore Shopify Collective Flute Length 5-7/8"Product 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
US$ 169.00
US$ 500.00
