9/16" X 1/2" Pilots for Counterbore Shopify Collective The Tekton 18-Piece Pick and

The Tekton 18-Piece Pick and Hook Set has nine blunt picks and hooks

Length 4-1/2"

Part Number: Assortment Kit #3172012 Pieces - Coarse Thread

Part Number: DUR304-95

The integrated 3/8 inch drive at the end of the handle enables the use of a ratchet or breaker bar to increase leverage and access

9/16" X 1/2" Pilots for Counterbore Shopify Collective The Tekton 18-Piece Pick andProduct 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