2 Pack 1 Inch Diamond Core Drill Bit And Diamond Finger Milling Bit Set With Triangle Shank For Porcelain Tile Ceramic Stone Granite Marble Drill Enlarge And Shape Holes In One Handy Tool

1-Inch Diamond Core Drill Bit & Milling Set (2-Pack)
✔️ 2-pack, 1-inch diamond core plus finger bit, 65mm total length

This 2-pack combines a 1-inch diamond core drill bit with a triangular shank finger milling bit, designed to drill, enlarge, and shape holes through hard porcelain tile, ceramic, granite, and marble. Water cooling helps extend tool life and keeps cuts clean.

✅ Size: 2 pieces, drill bit 1 inch (25 mm) diameter; diamond height 5 mm (grit #40/45); grind part 25 mm
✅ Length: 65 mm total
✅ Shank: triangle shank for secure attachment
✅ Application: drilling, enlarging, and shaping holes in porcelain tile, ceramic, granite, marble
✅ Material: vacuum brazed diamond on high grade core steel for durability

💡 What is a diamond drill bit used for?

- Handy for drilling, enlarging, and shaping holes in hard tile and stone - Useful on porcelain, ceramic, granite, and marble surfaces - Water cooling extends bit life and keeps edges clean