Description:
20Pcs 3-50mm Diamond Drill Bits Set Glass Marble Granite Hole Saw Cutters

Specification:
Material:Metal
Diameter:3,4,5,6,8,10,12,14,16,18,20,22,25,26,28,30,32,35,38,50mm

Features:
1. Made of high quality metal material,very durable.
2. 20 different diameter,perfectly meet you need.
3. Holes require no futher work as cutting is clean.
4. Suitable for use in drill hole on glass, marble,or tile.

Package Included:
1 x 3mm Diamond drill bit
1 x 4mm Diamond drill bit
1 x 5mm Diamond drill bit
1 x 6mm Diamond drill bit
1 x 8mm Diamond drill bit
1 x 10mm Diamond drill bit
1 x 12mm Diamond drill bit
1 x 14mm Diamond drill bit
1 x 16mm Diamond drill bit
1 x 18mm Diamond drill bit
1 x 20mm Diamond drill bit
1 x 22mm Diamond drill bit
1 x 25mm Diamond drill bit
1 x 26mm Diamond drill bit
1 x 28mm Diamond drill bit
1 x 30mm Diamond drill bit
1 x 32mm Diamond drill bit
1 x 35mm Diamond drill bit
1 x 38mm Diamond drill bit
1 x 50mm Diamond drill bit

Note:
1. Please add water for coolant and drill slowly
2. Start drill at 45 Degree to surface and align to 90 Degree as hole forms
3. Never use drills while machine is in hammer action.

More Details: