Size Name:1.0-3.0mm  |  Color:Gold Features: Reduce drilling resistance, lower heat, bit more durable. The body is small, but strong compatibility, high practicability. Good reliability and lifelong lasting time, is useful and durable. Easy and safe to operate and storage. Used in stainless steel, die steel, alloy steel, copper alloy, grey cast iron, nodular cast iron. Malleable cast steel, spring steel, iron, copper, and other metal and plastic drilling,after quenching hardened steel need to see specific situation. Straight shank twist drills are mainly composed of shank and working parts. HSS is also known as high speed steel material cutter pin tool commonly used. Suitable for drilling holes in iron, wood, plastics. Perfect for DIY, home and general building, engineering using. Specifications: Quantity: 50pcs/ 99pcs. 50pcs: 1.0-3.0mm. 99pcs: 1.5-10mm. Material: High Speed Steel. Color: Gold. Notes: Due to the difference between different equipments, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. Package includes: 1 * Twist Drill Bit Set(50pcs/ 99pcs). Package Including .
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