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Enhance your safety and performance with the Drill America - 5/8-12 UNS HSS Bottoming Tap
Choose the Drill America - 1-1/2 Precison Made Lathe Mandrel for unmatched reliability and performance
Drill America - 4-1/2-8 UNS Carbon Steel Hex Die
making it suitable for both experienced professionals and newcomers
Get the Drill America - 7/16-18 UNS HSS Taper Tap and experience the perfect combination of performance and protection for your professional needs
3/8" X 5/32" Pilot Hole HSS Straight Shank Counterbore - High Performance & Durable Cutting Tool | Drill America Extractors Enhance your safety and performanceCounterboring 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