Irwin Hanson 313436 1" - 12 NF HSS Plug Ground Thread Fractional Tap USA reciprocating saw blade Often times a regular fish

Often times a regular fish tape can't hit it's target to due to insulation

These torque-drive tap holders make tapping blind holes easy and can even tap parts that can't be easily tapped by other methods

Reduced area above the flute prevents the drill bit from binding while drilling-the full usable length can be utilized

Precision ground high carbon steel knife blades

Irwin Hanson 313436 1" - 12 NF HSS Plug Ground Thread Fractional Tap USA reciprocating saw blade Often times a regular fishGround 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