Drill Pipe-Products-Nanjing Wanshi Engineering Technology Co., Ltd.

Nanjing Wanshi Engineering Technology Co., Ltd.

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Screw drill

Screw drill

Screw motor

Three-cone drill bit

Three-cone drill bit

Eagle claw drill bit

Eagle claw drill bit

PDC drill bit

Palm plate of the tooth wheel

Palm plate of the tooth wheel

Rock hole expander

Rock hole expander

Rock hole expander

Rock hole expander

Rock hole expander

Rock hole expander

Rock hole expander

Rock hole expander

Common rock reamer

Common rock reamer

Extrusion type hole reamer

Extrusion type hole reamer

Extrusion type hole reamer

Extrusion type hole reamer

Built-in transfer case cast steel flow channel type reamer

Built-in transfer case cast steel flow channel type reamer

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Nanjing Wanshi Engineering Technology Co., Ltd.

Contact Us

Tel / Whatsapp：+ 86 15161465086

Email ：emily@wanshihdd.com

Address： No. 288, Qinhuai Avenue, Yongyang Street, Lishui District, Nanjing City, Jiangsu Province

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