M-42 plug taps for tapping through holes in mold steel and hardened steel with Rockwell C hardness between C30 – C45. Titanium coated M-42 plug taps last twice as long as uncoated taps, titanium coatings lubricity produces smooth threads. Use in cast iron, brass, bronze, armor plate and hard plastics.
WARNING: Proposition 65 Warning for California Residents View Details