1-9/16" X 7/16" Pilot Hole HSS Straight Shank Counterbore Shopify Collective Part Number DWDRSD1-15/32

Part Number DWDRSD1-15/32

Part Number: BIT-D/ACO3/8X9/16

Carry your ratcheting wrenches anywhere with the compact roll that keeps wrenches well-packed and unable to slide out

Tap Drill Size 9/16"

18-8 Stainless Steel Socket Cap Screws 1/4 5/16 3/8

1-9/16" X 7/16" Pilot Hole HSS Straight Shank Counterbore Shopify Collective Part Number DWDRSD1-15/32Product 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