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1-15/16" X 7/16" Pilot Hole HSS Taper Shank Counterbore - High Performance & Durable Cutting Tool | Drill AmericaCounterboring 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

Choose the Drill America - 3/4-30 UNS HSS Tap Set for unmatched reliability and performance

Get the Drill America - 1-3/16-16 UNS HSS Bottoming Tap and experience the perfect combination of performance and protection for your professional needs

Get the Drill America - 1-10 UNS HSS Taper Tap and experience the perfect combination of performance and protection for your professional needs

Drill America - 3-1/4-8 UNS HSS Tap Set

Do not use with a standard hand drill or drill press

or hardware installation

Why Choose Drill America - 1-27 UNS HSS Tap Set

Why Choose Drill America - 2-1/8-16 UNS HSS Tap Set

Safety Features: Designed with safety in mind

Drill America - 5/8-32 UNS HSS Taper Tap

Small End: 7/8"

Enhance your safety and performance with the Drill America - 1-13mmx0

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