Diamond Coated Finger Bit Three Quarters Inch Tile Milling Bit For Enlarging And Shaping Holes In Porcelain Ceramic Marble And Granite Tiles With Five Eighths Inch Thread To Three Eighths Inch Hex Shank Adapter And Diameter Twenty Millimeter

Diamond Finger Bit 20mm for Enlarging Tile Holes
✔️ 20 mm dia, 50 mm length, 65 mm overall, 1 pc pack

This diamond coated finger bit is designed to enlarge, shape, or smooth predrilled holes in porcelain, ceramic, marble, and granite tiles. It works with both dry and wet drilling and fits standard grinders with a 5/8-11 thread. Includes a 5/8-11 to 3/8 hex shank adapter for broad drill compatibility.

✅ 20 mm diameter with diamond coating for fast cutting and long life.
✅ 50 mm work length for enlarging deep holes.
✅ 65 mm total length for easy handling.
✅ Includes 5/8"-11 thread to 3/8" hex shank adapter for drill compatibility.

💡 What is a diamond coated finger bit used for in tile work? - handy for enlarging or shaping holes in porcelain, ceramic, marble, granite tiles. - Works with dry or wet drilling and fits standard grinders with adapters. - Diamond coating improves durability and cutting efficiency on hard stones. - RPM 6000-11000 recommended for best results.