Ergonomic Design for Comfortable Use: The Lfhelper 4 Set Woodworking Pipe Clamps feature an ergonomic handle that makes them easy to clamp and reduces hand fatigue. The comfortable design makes them easy to use for long periods of time, giving you the best possible work experience Quick and Easy Clamping: These pipe clamps can be solved quickly and easily and locked in any desired position, making woodwork more secure and easier. With the Lfhelper pipe clamps, you can be confident that your woodwork will stay in place during the heavy duty process Versatile Use: These woodworking clamps are mainly used by woodworkers to fasten wood for gluing and drilling in place. But they are also very suitable for fastening aquariums, connecting cabinets and furniture, fastening wooden DIY projects, etc. They are a must-have for your woodworking projects Heavy Duty Construction: Made of iron, these pipe clamps are designed to withstand heavy duty use. The 3/4 inch thread fit makes them a perfect match for your woodworking needs. With a size of 17x11cm, they are ideal for holding wood in place during gluing and drilling Perfect Gift for Woodworkers: The Lfhelper 4 Set Pipe Clamp is a perfect gift for woodworkers of all levels. It is an essential hand tool for any woodworking project. With the quick release feature, these pipe clamps make woodworking more efficient and effective. They are also easy to assemble, making them a great choice for DIY enthusiasts, Weight: 9.038952742 pounds, Manufacturer: Lfhelper