MAIN RAW MATERIAL OF SCREW AND BARREL IS IMPORTED FROM JAPAN, QUALITY IS GUARANTEE.
AFTER PASSING A SERIES OF HEATING, NITROGENIZE TREATMENT, NITRIDED, POLISHING AND SO ON,
SPECIALLY PAY MORE ATTENTION TO PROCESS SCREW THREAD AND HOLE OF BARREL, MEANWHILE,
IT'S ALSO VERY IMPORTANT TO FINAL MEASURE AND INSPECT PRODUCT.
WE TAKE CARE EVERY PROCEDURE IN ORDER TO ENSURE QUALITY OF PRODUCT AND DURALBE,
WHATEVER SINGLE OR TWIN SCREW AND BARREL, WE CAN MEASURE PRODUCT PER CUSTOMER
REQUEST AND PROVIDE SPECIAL ORDER SERVICE.
