
| Medium carbon steels | High carbon steels | Alloy steels | Thermal refined steels |
| 10中炭素鋼30 10高炭素鋼30 10合金鋼30 10調質鋼20 | |||
| (m/min) | (m/min) | ( m/ min) | (m/min) |
25〜35HRC Product Features ●Torque reduction is achieved from the new design and specifications. ●Tool life is dramatically improved with superb tool materials and coatings offering excellent wear resistance.
●Stable screw thread tapping in thermal refined material up to 35 HRC. ●The MHRZ roll form taps can be used with water soluble cutting fluid. Preventing
●A longer overall length enables a better supply of cutting fluid, resulting in excellent finish of internal threads.
Z-PRO dimensions
JIS dimensions
●Secures appropriate tool projection length to prevent interference with workpieces