Yanran Brazing Drill Bit Hole Opener Puncher for Tile Marble Glass Hex Shank [6mm] 6 Pieces

Direct dry drilling without water cooling required due to embedded cooling wax inside drill body for lubrication and heat dissipation

High-grade diamond particles for sharp cutting edges, faster drilling speed, and improved efficiency

Anti-slip hexagonal shank for secure grip in electric drills and hand drills

Suitable for use with electric drills, cordless drills (recommended 48V+ high power), and angle grinders (with adapter)

Designed for drilling hard materials such as tiles and stone without water, eliminating water supply difficulties especially in high or electric wire-adjacent locations

Drill bit surface treated with anti-rust oil; clean after use to maintain longevity

Start drilling at a 45° angle with light pressure to create a crescent-shaped positioning groove to prevent slipping

Gradually straighten drill to 90° and gently rock drill bit to facilitate debris removal and improve drilling speed

Avoid excessive force or direct hard pressing to prevent premature wear

Wear protective gloves, goggles, and face shield to prevent injury from flying debris

After use, clean and apply anti-rust oil to drill bit surface

Not suitable for tempered glass products such as car windshields, tempered glass beds, tea tables, sliding doors, and tempered glass doors

Five drill bit sizes (6mm, 6.5mm, 8mm, 10mm, 12mm)

Compatible with hand drills, bench drills, cordless drills, and angle grinders (adapter required for angle grinders)

Actual dimensions may vary slightly due to manufacturing tolerances

Performance may vary depending on tile hardness, thickness, drilling technique, machine power, and speed

Data sourced from Chengzhou Laboratory for reference only