1. Material: metal 2. Made of tool steel forging, durable and long service life 3. Overall heat treatment, high hardness, high torque and high hardness tap 4. Card slot heat treatment, strong card position and strong torque support 5. Hard coarse teeth, stronger clamping force, durable and not easy to wear 6. Size: 10mm-12mm 66.7x20.6 cm, 14mm-18mm 76x21.5 cm 7. Weight: 10mm-12mm 79g; 14mm-18mm 128g
1. 材质:金属 2. 选用工具钢锻造,经久耐用,使用寿命长 3. 整体热处理,硬度高扭矩大高硬丝锥 4. 卡槽热处理强力卡位强大扭矩支持 5. 刚硬粗齿,更强夹持力,经久耐用,不易磨损 6. 尺寸:10mm-12mm 66.7x20.6厘米,14mm-18mm 76x21.5厘米 7. 重量:10mm-12mm 79克;14mm-18mm 128克
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