BTA deep hole drill head carbide tipped percussion drill bit tips with inserts and guide pads

0) cnc machines +-0.01mm tolerance and brand import material grade.

1) manufacturer over 13 years experience

2) available for logo laser print and sample scan for mould

3) superior raw material to compound for your grade hardness.

4) annual award for quality company by government

5) shorter delivery by stocking hardened blanks