AS TOOL CENTER Marble Drill Bit Cutting Machine Diamond Core Drill for Bench Drill for Machine Tools (25mm)
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25mm Diamond Core Drill Bit designed for precision drilling in marble, ceramic, tile, concrete, and glass.Features universal triangle drill shank for slip prevention and increased torque capacity.Section cutting edge design reduces resistance and aids in efficient chip removal.Requires water cooling to maintain bit integrity and prevent overheating.Not suitable for impact drills or using impact function; optimal for low-speed operation (800-1000rpm).Includes long oval hole on the drill bit for improved chip discharge during operation.Perfect tool for professional and DIY projects requiring high-quality, precise drilling.