Pay in 4 interest-free payments of $6.67 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Size: 5/8"-18
Get the Drill America - 2-1/8-16 UNS HSS Bottoming Tap and experience the perfect combination of performance and protection for your professional needs
Drill America - 2-18 UNS HSS Tap Set
Drill America - 1-28 UNS HSS Tap Set
Choose the Drill America - 11/16-30 UNS HSS Taper Tap for unmatched reliability and performance
1/4" X 3/32" HSS Aircraft Counterbore 1/4" Shank - High Performance & Durable Cutting Tool | Drill America Welding Supplies Size: 5/8"-18Counterboring 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