UPGRADED CUTTER HEAD; Are you worried about unsmooth glass cutting? Now our product can crack this problem as a whole, Premium Carbide glass cutter, sharp and smoother cutting. Absolute precision guaranteed cutting to guarantee smooth operation. EASY TO USE; Anti-skid durable alloy handle, ergonomically designed, reduces wrist fatigue. When pressure is applied, an automatic oil dispensing system keeps the wheel lubricated every time you cut, make the cutting head is more fluent and sharp. LARGER CUTTING RANGE; 3 pieces of cutting heads with different sizes in our package, 2-6mm, 6-12mm and 12-20mm, Easy to change the cutting blade for cutting different glass thickness. WIDE APPLICATION; The glass cutter tool is suitable for different glass types, ideal tool for DIY, mosaic, tiles, mirror, stained glass cutting and household cutting work.