FOCSTOL Diamond Core Drill Bit Set – 11-piece diamond core drill bit set for porcelain and tile

The FOCSTOL 11-piece diamond drill bit set is the ideal choice for precision work on hard surfaces. It is perfect for tiles, porcelain, marble, granite, and quartz. Thanks to its practical carrying case, it’s easy to transport and organize.

11-piece complete set

Package contents:

• 9 diamond hole saws: 6 / 8 / 10 / 25 / 28 / 32 / 35 / 45 / 65 mm
• 1 x 20 mm router bit
• 1 x 50 mm countersink / chamfer bit

Stable triangular shank

The triangular shank design provides a secure grip in the chuck, reduces slippage, and enables more stable operation.

Premium diamond coating

The high-quality steel body and diamond grit ensure faster, cleaner drilling. Vacuum-brazed technology guarantees a longer service life and more efficient performance.

Dry and wet use

Can be used both dry and with water cooling. When used with water, a longer service life and better performance can be achieved.

Precise drilling with EVA positioning

The built-in positioning guide with a sponge insert helps pinpoint the exact drilling location, making drilling easier and more precise.

Applications

Suitable for the following materials:

• porcelain
• ceramics
• tiles
• marble
• granite
• artificial stone
• quartz stone

Recommended Machines

• corded drill
• cordless drill
• column drill
• angle grinder with chuck

Recommended speed: at least 2000 RPM

Why choose this set?

Complete 11-piece set
Stable triangular shank design
Precise hole starting with EVA positioning
Quick and clean drilling into hard materials
Long-lasting diamond coating
Excellent for both professional and home use