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Drill America - 2-1/4-16 UNS HSS Taper Tap
Cutting Depth: 1"
Whether you choose the flat (tack) or arched (no tack) crossbar option
The nominal size of a Pipe Tap is that of the pipe fitting to be tapped
13/32" X 1/8" HSS Aircraft Counterbore 1/4" Shank - High Performance & Durable Cutting Tool | Drill America End Mills & Milling Cutters Drill America - 2-1/4-16 UNSCounterboring 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 counterbore cutter, and a