Set of 10 diamond drill bits for ceramic, glass, porcelain, and tile - 8 mm to 50 mm

High-quality diamond drill bits with economical, fast cutting surface. Made of high-strength nickel-plated carbon steel, these drill bits are durable and precise; the bit tip of the head is made with 80-grit diamond coating, which is uniform; It greatly contributes to increasing drilling speed and producing cleaner cuts than other ordinary saws.

10 pcs mainly used sizes. Contains the following diameters: 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, 50 mm; with laser marking, the size will satisfy most of your different needs.

Application: Suitable for use in drilling holes in glass, marble, tile, glass jars, fiberglass, porcelain and ceramic tiles, slate, granite, light stone, etc. It works with all electric drills and impact drills.

Nice design: the center and side holes help to easily remove waste material; and the nickel-plated surface, to extend service life, improve surface corrosion resistance

Type of notification when cutting hard materials, it is important to ensure the cutter is kept cool to avoid damaging the material to be drilled and premature wear of the tool; Water is necessary for lubrication during drilling, which can extend the life of the drill bit set.

Product Features:
Material: Steel
Hole Saw Diameter: 8 mm/0.8 cm, 10 mm/1 cm, 12 mm/1.2 cm, 14 mm/1.4 cm, 16 mm/1.6 cm, 18 mm/1.8 cm, 20 mm/2 cm, 22 mm/2.2 cm, 25 mm/2.5 cm, 50 mm/5 cm
Application: Suitable for stone, tile, ceramic, glass, and granite processing.
Good performance, long service life.
Perfect for creating clean, precise holes in glass and ceramic tiles.