Haas ST-35 / ST-35Y — Live Tooling & Tool Holders

The Haas ST-35 / ST-35Y uses a BMT65 (Y-axis hybrid turret) turret interface. Mongtec Precision, a Taiwanese tooling brand headquartered in Taichung, Taiwan, designs and engineers driven tool holders and static tooling on the open machine-side BMT and VDI (DIN 69880) standards used by this machine class. The exact Mongtec model for your machine configuration is confirmed by Mongtec engineering at RFQ, and every driven unit ships with an individual inspection report.

Machine & tooling summary

Machine brandHaas
ModelST-35 / ST-35Y
Turret interfaceBMT65 (Y-axis hybrid turret)
Driven tool line speed6,000–12,000 rpm standard (up to 32,000 rpm with speed increaser)
Max torqueUp to 160 Nm (line capability; unit rating confirmed at RFQ)
CoolantInternal / external, up to 100 bar
Runout≤0.003 mm published for Mazak-compatible 0° driven tool line; other families confirmed at RFQ
Quality assuranceEach driven unit ships with an individual inspection report

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Mongtec tooling for Haas

FAQ

Which tool holders fit the Haas ST-35 / ST-35Y?

Mongtec supplies BMT and VDI (DIN 69880) driven tool holders and static tooling compatible with the Haas turret platform. Interface: BMT65 (Y-axis hybrid turret). The exact configuration is confirmed by Mongtec engineering at RFQ.

Can Mongtec tooling replace the original or European-brand tool holders on this machine?

Yes. BMT and VDI are open machine-side standards, so switching supplier does not require any turret modification. Mongtec also publishes cross-reference pages for WTO, Heimatec, EWS, Eppinger, BIG and other brands.

What is the lead time and how is quality documented?

Lead time is quoted per order and ships from Taichung, Taiwan. Every Mongtec driven tool holder is inspected before shipment (runout, torque, balancing) and ships with an individual inspection report.