The HEX 3-12mm 8pcs GEKO drill bit set for glass and ceramics is designed for drilling hard and fragile materials without damage. Each drill bit features four cutting edges made of tungsten carbide, offering high durability and precision in centering. The 1/4" hex shanks ensure secure tightening and compatibility with most electric screwdrivers. The set includes the following sizes:

• 3 mm
• 4 mm
• 5 mm
• 6 mm
• 7 mm
• 8 mm
• 10 mm
• 12 mm

The drill bits are suitable for glass, ceramics, porcelain, glazed tiles, and tiles, ideal for installation work, plumbing applications, or DIY.

Technical specifications

• Number of pieces: 8
• Drill bit sizes: 3 mm, 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm, 12 mm
• Shank: 1/4” hex (6.35 mm)
• Cutting material: Tungsten carbide