Hangzhou Suntech Machinery Co., Ltd.

Quality Pipe Threading Machine, Roll Grooving Machine manufacturer from China

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HZ-SUNTECH | Heavy Duty Pipe Tools Solutions

June 26, 2026

Built for demanding jobs. Engineered for lasting performance.
HZ-SUNTECH specializes in heavy-duty pipe tools for threading, grooving, cutting, beveling, and HDPE welding. Backed by CNSUNTECH Group, we combine industry experience, reliable manufacturing resources, and strict quality control to deliver professional solutions trusted by customers worldwide.

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Hangzhou Suntech Machinery Co., Ltd.

Quality Pipe Threading Machine, Roll Grooving Machine manufacturer from China

HZ-SUNTECH | Heavy Duty Pipe Tools Solutions

HZ suntech pipe threading machine STT50A

HZ Suntech bolt Threading Machine Metric Die M10- M33

HZ Suntech roll grooving machine STG-2A

STT100 1/2-4" Automatic 900w Portable Electric Pipe Cutter And Threader Heavy Duty

HZ Suntech HDPE pipe cutter C160/400

HZ Suntech pipe cutting machine

HZ Suntech socket weldimg machine ST63-A5

HZ-SUNTECH | Heavy Duty Pipe Tools Solutions

Rebar cutter and bender

pipe beveling machine

PORTABLE PIPE THREADER

STG11A multi function machine for pipe grooving purpose 3/4"-8"

New machine STT50B function for thread

PIPE POLISHING MACHINE

New machine STT50B function for thread

HZ SUNTECH pipe threading machine STT50R

STT100 1/2-4" Automatic 900w Portable Electric Pipe Cutter And Threader Heavy Duty

HZ Suntech bolt Threading Machine Metric Die M10- M33

GW12B

ZIT-M33 Universal Pipe Threading Machine Set Size M12 - M33 with ROUND METRIC DIES

HZ suntech pipe threading machine STT50E