Diamond drill bit (10 pcs) - Hole saw for glass, porcelain, ceramic and granite

Available in 10 Sizes (Diameter) ----- Our tile hole saw set has 10 pieces in different sizes: 6mm, 8mm, 10mm, 14mm, 16mm, 18mm, 22mm, 35mm, 40mm, and 50mm. Suitable for your various needs.

Rustless & Durable ----- The tile hole cutter is made of high-strength carbon steel with a smooth nickel-plated surface to extend its lifespan.

Faster, Cleaner, and Smoother Cutting High-quality diamond-coated saw tip for faster and more precise cutting, resulting in a clean, accurate, and smooth cut without broken edges in seconds.

Multi-Purpose Our diamond drill bit is suitable for drilling glass, slab bottles, jars, blocks, ceramic, porcelain, fiberglass, vitreous china, brick, and stone. (Especially for glass and tile)

Note ----- Please keep the speed at 800-1000 rpm, continuously add water to keep the drill bit cool, strictly prohibit dry drilling.

Tips:

Always use water for lubrication, otherwise the diamond core bit will burn.

Can be used with a normal electric drill. Start your hole diagonally,

Make a circular track and then keep the drill straight.

Reduced drilling speeds, reduced drilling pressure, and increased utilization

Water lubrication significantly extends the life of the drill bit.