Qingdao Best-Selling Tools Co., Ltd.

China Manufacturer with main products: Diamong Saw Blade, Hss Drill, T.C.T Saw Blade, Wood Working Drill

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HSS Step Drill Bit


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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Specifications

Manufacturing Process: Fully Ground, Milled.
Material: HSS4241, HSS4341, HSS9341, HSS6542(M2), HSS COBALT(M35 Co5%), HSS COBALT(M42 Co8%).
Finish: White finish, Tin-coated Finish.
Packing: PVC Pouch, Paper Box, Plastic Box, Plastic tube, or as per the customer's requirement.
Can supply all size. 6step-12step.
Type: Straight flute, Spiral flute.
Shank: Round shank, Hex quick change shank, 3flat shank, Hex shank, etc.
Hardness: 63-68 HRC.
Application: For drilling steel, cast steel, grey cast iron, malleable iron, sintered metal, low hardness alloyed materials and stainless steel etc.

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

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  • Product Quality Commitment

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  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

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