Description: Professional Tungsten Carbide Wheel Oil Feed Glass Cutter Wheel is made of durable Tungsten Carbide which provide a long service time. Cutter head is replaceable Pencil Style - Designed for comfort, durability, and performance Glass Cutter is self oiling when pressure is applied. Keep the wheel lubricated Lightweight and compact design Glass Cutter Tool, very easy to carry Specification: Material: Tungsten Carbide Total length: Approx. 170mm/6.69inch Handle length: Approx. 145mm/5.71inch Package Includes: 1 Piece Diamond Tipped Glass Cutter