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Supplier:

Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd.

Place of Origin:

Shandong Liaocheng

Model No:

6, 7, 11, 12 degree etc.

Spec:

Description

Tapered Drill Rod/Taper Drill Steels:

(1) Steel grade: 95CrMo equivalent to SANDBAR 20 or C253, 55SiMnMo.
(2) Shank size: hex.22mm×108mm, hex.22mm×159mm.
hex.22mm×80mm, hex.25mm×108mm. hex.25mm×159mm.
(3) Taper: 6, 7, 11, 12 degree etc.
(4) Length: 0.4m-10m.

Product Photo

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