NUZAMAS Set of 6 Titanium Coated Glass Drill Bits Set with 1/4" Hex Shank for Ceramic Tile Marble Mirror and Glass, 4mm 5mm 6mm 8mm 10mm 12mm

• High quality Tungsten Steel, titanium plated, hardened by overall high temperature quenching. Suitable for drilling on glass, ceramic and tungsten steel tiles
• Precision tips prevent bit wander and bit walking
• Hex shank matches most of the hand drill and electrical drills and prevent slippage.
• 6-Piece set with most common sizes.
• Drill bit sizes in pack are 4, 5, 6, 7, 8, 10 and 12mm

This 6 Pc 4mm-12mm Alloyed Triangle Drill bit set is made of hardened alloyed material, titanium plated, hardened by overall high temperature quenching. Suitable for drilling on glass, ceramic and tungsten steel tiles. Specifications: Material：Tungsten Steel Drill bits diameter: 4, 5, 6, 7, 8, 10 and 12mm Hex shank diameter: 6.35mm/1/4” Set weight: 110g Package includes: 6 Pcs NUZAMAS Glass Drilling bits