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High Hardness M43 Stainless Steel Special Twist Drill Bit 4.2mm
1. Widely used in drilling holes in stainless steel, mold steel, aluminum alloy, cast iron, copper, galvanized pipes and other metal materials
2. High hardness, wear resistance, accurate positioning and high efficiency
3. Material: M35 cobalt-containing high-speed steel
4. Suitable for hand electric drills, lithium electric drills, bench drills and other equipment
5. Multiple sizes available
2. High hardness, wear resistance, accurate positioning and high efficiency
3. Material: M35 cobalt-containing high-speed steel
4. Suitable for hand electric drills, lithium electric drills, bench drills and other equipment
5. Multiple sizes available
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