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GOLDEN BULLET GOLDEN BULLET STEP DRILL BLACK (SPIRAL TYPE) 4X20MM - SSD 420

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The GOLDEN BULLET STEP DRILL BLACK (SPIRAL TYPE) 4X20MM is a precision step drill bit engineered for clean, accurate drilling in sheet metal, plastic, and composite materials. Featuring a spiral flute design that reduces vibration and improves chip evacuation, this black oxide coated bit delivers superior durability and heat resistance compared to standard drills. The 4×20mm stepped profile allows progressive hole sizing in a single tool, reducing setup time and tool changes on production lines. Ideal for metalworking shops, fabrication facilities, and industrial maintenance teams requiring reliable multi-stage drilling capability.
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HSN Code 8467
GST Rate 18%
Group POWER TOOLS ACCESSORIES
Category STEP DRILL BIT
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