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1, Tool rod manufactured high-quality chrome vanadium steel, high hardness,
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good toughness;
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2, Handle adopts pure industrial grade PP material, good oil resistance, hand
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parts with antiskid
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dot pattern design, effectively prevent slippery, and feel comfortable, not easy to
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break;
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3, Tool rod surface, batch of magnetization treatment head, magnetic strong for
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a long time;
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4, Batch pole with deep, high strength and torque
