2-4 Steels < HRC44
Unalloyed Steels, Tensile Strength 1400N/mm2(about HRC44)
Red or Golden Ring
Powder Metal
Spiral Points for Through Holes
Form B: 4~5 chamfering.
Tolerance: ISO 2-6HX & 6HX, ISO3-6G
TICN coating
Red or Golden Ring
Powder Metal
Spiral Points for Through Holes
Form B: 4~5 chamfering.
Tolerance: ISO 2-6HX & 6HX, ISO3-6G
TICN coating
Best Art. No. in normal stock: DIN 371: 7245/81
DIN376: 7255/81,
JIS B0251/5: 7245/81/JS & 7255/81/JS
Other Art. No. for Best recommendation: DIN371: 7850(interrupted)
DIN376: 7880(interrupted)
*Please refer to BOSS DIN CATALOGUE for Specification and Technical Data*


