Diamond Tipped Hole Saw Set, 4-3/4" Diamond Hole Saw Bits with Pilot Drill Bit Accurate Drilling for Porcelain, Tile, Ceramic, Granite, Stone,Glass 120mm

[Professional Diamond Hole Saw Bit with guiding pilot drill bits],4-3/4" diamond tipped drill bit, ensures every hole starts exactly where intended for perfect positioning with ease [Premium Diamond Grit Coating] guarantees exceptional cutting efficiency and extended service life, centrally placed for precision drilling on various hard surfaces smoothly and quickly [Secure 3/8" triangle shank] provides excellent anti-rotation grip for safe and stable operation,3/8" diamond height, a cutting depth of 1-3/8", and a total length of 2-1/2"， handles penetration through a variety of common material thicknesses. [Wide Material & Wet/Dry Use Compatibility] It works effectively on ceramic, porcelain, tile, granite, marble, natural stone, glass, and glazed brick.Both wet and dry drilling applications, creating smooth, clean holes [Easy & Effective Instructions] 1.Drill with the pilot bit installed for a position mark 2.remove the pilot drill bit with the hex wrench 3. Continue drilling without the piloot bit 4.Drill in a wobbling motion for debris removal,increase drilling speed and effciency.

Diamond Tipped Drill Bits for Porcelain Tile Ceramic Stone Granite Marble Glass Bottles， for Professionals and DIY Enthusiasts

Why Choose Our Hole Saw Kit?

1. Precision Starts at the Beginning

2. Conquer Any Hard Surface

3.Dry Drilling: Perfect for quick jobs, overhead work, or situations where water use is impractical. Our diamond grit formulation is designed to manage heat effectively during short dry operations.

4.Wet Drilling (Recommended for Optimal Performance): For extended use, harder materials, or when a dust-free environment is critical, use with water. Wet drilling significantly extends the tool's life, reduces heat buildup

Kit Includes:

· 1x4-3/4" Diamond Tipped Hole Saw

· 1x High-Hardness Pilot Drill Bits

· 1x High-Hardness Hex Wrench