13/16" X 3/16" HSS Aircraft Counterbore 1/4" Shank

13/16" X 3/16" HSS Aircraft Counterbore 1/4" ShankProduct 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

Length 3-5/16"

Class 10 Flange Locknuts Zinc Yellow

9 Flat Socket Head Cap Screws w/ 40 Hole Bin

Part Number ANC5-530-127

and mini pry bar family

Size 3/4"-14

Size 1-1/2"-8

We tightly control the tolerances of our keys and chamfer the edges for a refined tool that provides you with a proper

Safety & Utility

Part Number: Assortment Kit #488575 Pieces - Fine Thread

Part Number DWC5-530-211

and spanner bits