DAIEN Four-Blade Serrated Drill Bit for Tile, Concrete, Stainless Steel, Wood, 10mm Dry Drill Bit for Electric Drills

SERRATED DRILL design optimized for ceramic tile drilling.

Head features large misaligned chip removal grooves combining four blades and heat dissipation.

Enlarged chip removal grooves increase heat dissipation area for smooth chip evacuation and fast cooling.

Spiral grooves enlarged for rapid chip discharge, preventing drill overheating during dry drilling.

Multi-chip removal design reduces risk of drill burning, suitable for direct dry drilling.

Capable of dry drilling over 450 holes in full ceramic tiles.

Strong drilling power easily penetrates thick tiles.

Suitable for dry drilling and wet drilling for enhanced durability.

Ceramic tiles, marble, granite, plastic, ceramics, glass, concrete, wood, quartz stone.

Metals including stainless steel, iron plates, aluminum alloy, copper.

Direct dry drilling or with water for longer tool life and better performance.

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