Specifications Precision grade KHK R 001 grade 4 Surface hardness (less than HRB95)
Specifications Precision grade KHK R 001 grade 4 Surface hardness HB225 - 285 Gear
Specifications Precision grade KHK R 001 grade 1 Surface hardness HB225 - 285 Gear
Specifications Precision grade KHK R 001 grade 5 Surface hardness (less than HB187)
Specifications Precision grade KHK R 001 grade 4 Surface hardness less than HRB95 Gear
Specifications Precision grade KHK R 001 grade 5 Surface hardness (HRR115 - 120) Gear
Specifications Precision grade KHK R 001 grade 8 Surface hardness (HRR110 - 120) Gear
Specifications Precision grade KHK R 001 grade 5 Heat treatment - Reference section of
Specifications Precision grade JIS B 1702-1 grade N9 (*1) Surface hardness (less than
Specifications Precision grade KHK R 001 grade 4 Surface hardness (more than HV80)