| hammer drill bits: hand tools |
ZTS4 series (ZT-plus shank with 4 flutes electric hammer drill bits).
ZTS4 series drill bits with 4 flutes can remove dust much more quickly than ZTS2 series when it is working.
Diameter is from 6.0mm to 40.mm, total length is from 110mm to 1000mm.
Material: 40CR and YG85 Carbide tip.
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