7/16" X 1/8" HSS Aircraft Counterbore 1/4" Shank Shopify Collective This set includes a Shallow

This set includes a Shallow Stacking Tool Box (L-BOXX 1) with 11 organizer bins

Grade 8 SAE Extra Thick Flat Washers:

Part Number: 100C150HCSSS

Screw machine drills are popular in the automotive and construction industries

high-torque fit with Torx fasteners that resists camming out • Maximum Torque Strength – We make our L-keys with 8660 nickel chromium molybdenum steel that's heat-treated to HRC 54-58 to produce tools that are hard

7/16" X 1/8" HSS Aircraft Counterbore 1/4" Shank Shopify Collective This set includes a ShallowProduct 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