(1)Shank Size:H22x108mm,H19x108mm,H25x108mm ,or upon your requirements.
(2)Bit Diameter: D29-42mm
(3)Length:any length under 10M is available
(4)Package: bundled with steel strip and then put into container or according to your requirement.
(5)Effect: Drill Efficiency is increased 30% than normal products.
Remark: The cost of 1pc Taper Rod and 3 pcs Taper bits is dear than 1pc Integral Rod, but the drill life is shorter.
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