Machine Screw Tap, National Course Thread, #12 x 24 Hammers Wood construction for reliable

Wood construction for reliable

Childproof latch with easy one hand operation

9 storage & 2 in use

ensuring your pump performs for years worry free

Designed to protect and prevent ceiling from gouges

Machine Screw Tap, National Course Thread, #12 x 24 Hammers Wood construction for reliable#12 x 24, national course thread, machine screw tap, carbon steel, ideal for routine maintenance, repair work & for rethreading where high accuracy & tolerance thread is not critical, straight flutes are ground to provide rapid chip removal for efficient threading, designed for hand threading work in a variety of materials taps produce a class 2b thread, use drill bit #16 or 11 64".