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High-speed steel welding spot drill, double-end teeth, specifications 3/8'', 5/16''
Product packaging: single plastic tube
Product specifications: the diameter of the serrated part has two types: 5/16"(8mm) and 3/8"(9.5mm)
Product weight: single 27g (including plastic tube)
Product material: the serrated part is 6542 high-speed steel
Diameter of the shank: the size of the opposite side of the hexagonal shank is 8mm
Product function and usage method:
1. Use the nails in the front to fix the solder joints and press them down (there is a spring device at the back of the nails to expand and contract);
2. When the serration touches the surface of the solder joint, it can be removed with the rotation of the electric tool.
List:
Spot welding drill*1