The 4-40UNF Tap and Drill Combo Set is engineered for precision threading in knife making, firearm work, and other fine mechanical projects. This matched set includes a spiral point tap made from high-quality M2 high-speed steel and a 0.089 inch drill bit crafted from M35 cobalt for clean pilot holes in steel, aluminum, and other metals. Perfect for creating or repairing threads for 4-40UNF screws, this combo ensures reliable performance and smooth thread cuts every time. Packaged in a dual-compartment locking case, this set stays organized and ready for use at the bench or in the field.
Specifications:
Tap Size: 4-40UNF
Tap Type: Spiral Point
Tap Material: M2 High-Speed Steel
Drill Size: 0.089 inches
Drill Material: M35 Cobalt
Set Includes: 1 tap and 1 drill
Storage Case: Dual-compartment locking case
