Irwin Hanson 313436 1" - 12 NF HSS Plug Ground Thread Fractional Tap USA reciprocating saw blade FST Ground 2X more edged

FST Ground 2X more edged than ATB

hardened backing plates helps to prevent thread stripping

Engineered with reverse spiral flutes and extended reach to fit over exposed studs and easily grip and remove recessed fasteners

for a secure fit and long life

Durable construction with fine grain cast iron castings and hardened steel vise jaws

Irwin Hanson 313436 1" - 12 NF HSS Plug Ground Thread Fractional Tap USA reciprocating saw blade FST Ground 2X more edgedGround thread taps produce a tighter thread tolerance than cut thread taps Designed to . 0005" pitch diameter tolerance Straight fluted, hand taps Description: 1" 12 NF No. of Flutes: 4 Tap Point Style: Plug Tap Pitch Diameter Limits: H4