Product Name: Glass Cutter;Type: Compasses Type Color: Black, ;Material: Plastic, Metal Suit for: Glass Circle Cutting;Lever Length: 49cm / 19.3" Max. Circle Dia: 100cm / 3.3ft;Suction Cup Dia.: 5.5 cm / 2.2" Weight: 204g; Features compasses style, comes with round knob handle that fits in the palm of your hand. The lever is made of metal, clear-cut scale which make easy to read. and advanced design, this Glass Circle Cutter can cut a exact round circle This Circle Cutter is designed for both hobbyists and professional glass . Package Contents: 1 x Glass Cutter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.