Specification:  Product Name: Glass Cutter;  Material: Aluminum Alloy;  Color: Black, Gold;  Size: 8.5x9.5cm/3.35''x3.74'';  Cutting Thickness: 3-15 (mm);  Scope Of Application: This Cutter Is Suitable For Glass, Wall Tiles, Face Tiles, Normal Full Tiles, Glazed Tiles;  Colour: Gold, Black;  Box Size: 184x128x45 Mm;  Product Weight: 343g (weight Of 1 Set).     Features:  - 2 in 1, cutting + opening.  - 6mm cutter wheel, suitable for cutting 3-15mm thick glass and enamel.  - Small and light, labor-saving design, save time and effort.  - 2 additional cutter heads for gift.  - Swivel length 8.5cm, knife holder length 9.5cm, handle length 8.5cm.     Note:  -The color of the item may vary slightly due to photography and different PC monitor.  -The size might be slightly different due to manual measurement. Your kindly understanding would be appreciated.     Operating steps:  Use the tip of the knife to carve out scratches on the tiles.  Let the white line of the boundary opener align with the scored marks.  Turn the black handle of the knife until the tile splits.     Package Included:  1 x Glass Cutter Body;  1 x Handle;  2 x Spare Cutter Head;  4 x Spare Pad.