Drill Bit and Tap Set, Taper, UNC/UNF, 13 Pieces

The ZORO SELECT - 5PXJ0 is a drill bit and tap set intended for use with the specified materials: steel, unalloyed aluminum, austenitic stainless steel, and similar materials. It includes six drill bits and six taps sized to cover various fractional inch, letter, and wire designations, accommodating thread sizes from #4-40 up to 1/4"-20 in UNC and UNF thread standards. For use in drilling and threading applications where the drill bits and taps match the stated sizes and thread standards (UNC/UNF). The set includes taper chamfer taps and is specified for right-hand thread applications.

Key Features:

• Includes 6 high-speed steel drill bits (#21, #25, #29, #36, #43, #7) with 118° point angle and bright uncoated finish.
• Includes 6 carbon steel taps with straight flute, taper chamfer, and bright uncoated finish.
• Tap sizes: #4-40 through 1/4"-20 with 3 to 4 flutes, thread limit H10, and right-hand thread direction.
• Thread standards covered: UNC and UNF with 20, 24, 32, and 40 threads per inch.
• Measurement systems covered: fractional inch, letter, and wire sizes.
• Set includes additional tools: metal case and T-handle tap wrench.
• Size range spans from drill bit #43 (smallest) to #7 (largest), matching tapping drill sizes included.