【3 Cutting Methods】: Install the cutting head in the corresponding position to cut glass bottles or glass jars with a diameter of 20mm/0.79 inch to 230mm/9.05 inch. 【Thickened High-strength Acrylic Plate】: High permeability, not co.ukagile, effectively stabilize the overall structure. 【High-quality Stainless Steel Screw】: Precise thread, smooth operation. 【Super Hard Alloy Cutter Wheel】: High hardness and sharp cutting. 【Hand-make Artwork】: Great tool for to DIY planters bottle, lamp, candle holders, etc. Specifications: Cutting Thickness: About 2 mm Product Material: Acrylic plate & stainless steel screw Product weight: 228 g Product size: 20 x 15 cm/7.87 * 5.9 inch Suitable for: Cuitting glass bottles with a diameter of 20mm/0.79 inch to 230mm/9.05 inch.