Thürmer Tools Spiral point B tap HSSE Standard M12

For through holes with threaded depths of more than 2 x D. The spiral tip can better remove the chips. Multiple-use (with or without a guide) in unalloyed and alloyed steel with a tensile strength up to 1000 N / mm ², cast steel up to 800 N / mm ², spherical cast iron, copper alloys, high tensile strength bronzes, brass long swath of red brass Al-alloys chipping, zinc alloys, zinc die-casting.