This is very heavy duty rotary cutter big size 45mm the rotary cutter is a tool generally used to cut layers of fabric, felt, leather, or paper. These rotary cutters are designed to cut in any direction and the safety lock circular blades retract for utmost safety that provides comfortable use for the quilters craft enthusiasts. This is very heavy rotary cutter big size 45mm for quilters and craft enthusiasts. The razor-sharp cutting blade 45mm cuts easily through multiple layers of fabric, felt, leather or paper. Cuts in any direction and safety lock circular blade retracts for utmost safety durably built-in with good material blade cover for safety designed for right- and left-handed users tungsten steel blade high quality the rotary blade is made from high-quality material, sharp, tough and durable. 45 mm retractable blade with swivel safeguard to ensure safety. Cuts through craft material precisely and effortlessly. Patented design. Replaceable blades and compatible with most 45mm blades. Easy to use easy to use, just push forward the switch, the blade will extend for easy cutting. If you do not use the rotary cutter, push down switch without worrying about hurting yourself or other people. Handle design the perfectly plastic handle body with ergonomic, suits hands, comfortable to hold, suitable for both left and right-handed users.Long-term use without feeling tired, greatly increasing work efficiency. Multifunction good sewing assistant for cutting multiple layers of fabric, paper, leather, felt and other soft material. Use with cutting mat to prolong blade life. For best results, we recommend using the rotary cutter with double-sided self-healing cutting mat to protect surfaces and a ruler to ensure you get clean, straight cuts widely used great tool for home, office, workshop and handmade crafting use, convenient and practical. Extremely sharp blade - use with caution, always retract fully when not in use. Keep out of reach of children.