Product Overview
Alfa USA Combination Drill and Tap, 1/2-20 NF Tap Size, 0.4580 Drill Size, 1-1/8" Drill Length, 1-3/8" Tap Length, 0.3670 Shank Diameter, 7/16" Length of Square Shank, 0.275 Square Shank Across Flats, 4-1/16" Overall Length, High Speed Steel, 3 per Pack. Alfa Tools DTH66116 1/2-20 HSS Combination Drill Tap
