Features: 1. Dedicated to convert the angle grinder into a hand electric drill, realizing one machine for multiple purposes. 2. Made of tungsten steel, high hardness, anti-rust, high toughness, high torque and durability. 3. Three-jaw chuck for firm clamping, suitable for 100mm angle grinder 4. High-speed rotating, to grind, cut, and polish metal components. 5. Applicable for drilling glass, metal, stone, tile etc. materials. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Material: Tungsten steel Range of use: 100mm angle grinder Blessing range: 1.5-10mm Thread specification: M10x1.5 coarse thread Main purpose: Convert the angle grinder into a hand electric drill to realize one machine with multiple functions. Include： 1 x Angle Grinder Electric Drill Conversion Collets(Angle Grinder and Electric Drill are not included)