TAP-1/4-20-T Tap, high carbon steel, 1/4-20 thread, taper tap

TAP-1/4-28-B Tap, high carbon steel, 1/4-28 thread, bottom tap

TAP-1/4-28-P Tap, high carbon steel, 1/4-28 thread, plug tap

TAP-1/4-28-T Tap, high carbon steel, 1/4-28 thread, taper tap

TAP-1/4-32-P Tap, high carbon steel, 1/4-32 thread, plug tap Use 7/32" tap drill.

TAP-1/4-32-T Tap, high carbon steel, 1/4-32 thread, taper tap Use 7/32" tap drill.

TAP-3-48-P Tap, high carbon steel, 3-48 thread, plug tap

TAP-3/4-16-B Tap, high carbon steel, 3/4-16 thread, bottom tap

TAP-3/4-16-P Tap, high carbon steel, 3/4-16 thread, plug tap

TAP-3/8-16-B Tap, high carbon steel, 3/8-16 thread, bottom tap