5-Piece Diamond Hole Saw Drill Bit Set for Tile, for Removing Circles on Glass, Marble, Granite with Water, for Making Clean Holes on

[Versatile Use] Can be used with a standard electric drill for added convenience. (Drill not included) [High Performance] Easy to use with exceptional durability for clean and precise drilling on glass, tile, and marble surfaces. [Long Lifespan] Designed for longevity and optimal performance, ensuring reliability with every use. [Lubrication is Key] Remember to use water-based lubrication to prevent the diamond core from burning. Start drilling at a diagonal for best results. [Removes a complete circle] This coated diamond drill bit effortlessly removes precise circles from various materials with just water lubrication.

Specification:

Features: - This coated diamond drill bit removes a complete circle from glass, tile, marble, granite, ceramic, or other materials and only requires water for lubrication - Can be used with a standard electric drill (not included) - Easy to use, high quality, good performance, long service life - Excellent for making clean and precise holes in glass, tile, and marble - Always use lubrication (water), otherwise the diamond core drill will burn out - Start your hole diagonally, make a circular cut, then hold the drill straight - Popular sizes: 3 or 4 (20 mm) 1 (25 mm) 1 1 or 4 (32 mm) 1 3 or 8 (35 mm) 1 1 or 2 (38 mm) Package includes: 1 x 5 diamond-coated hole saw drill bits. Note: Please be aware that the new and old types of this product will be sent randomly, and please ensure this does not inconvenience you.