PAINTING CANVAS STRETCHING PLIERS: Our canvas stretching pliers are made of aluminum and have red rubber handles. The inside of the pliers is made of hard plastic. The pliers have a total length of 20 cm. H12 cm. There is a removable spring between the handles. The clamps will not rust or tarnish. SOLID AND TIGHT FRAME CLAMPS: The clamp is sturdy and clamps your canvas with ease. The plastic interior of the clips is grooved to hold your canvas firmly between the clips. Our clips cling to your canvas frame without tearing or damaging it when stretched over the frame. They offer both power and precision, making them an essential tool if you're working with canvas paints. RUBBER HANDLES: The handles of the clamp tensioner have a good grip. They are comfortable and do not hurt your hands or wrists. Perfect for artists who suffer from arthritis. The handles are ergonomic and fit the shape of your hand. To make them easier to use, the handles have a spring. Ideal for very large canvases, as you can stretch the painting canvas faster and with less effort. ESSENTIAL FOR ARTISTS: Our clamps are perfect for securing thick, thin, large and small on a canvas painting frame. Remove an old paint from a stretched canvas for example. They hold your canvas without damaging or stripping the edges. Use them with screen, needlepoint, webbing, leather and vinyl material. They are used to repair the upholstery of chairs or cars. Attach the diamond painting canvas frames and art numbers to it. Our service: We are committed to providing you with satisfactory service. If you have any questions, you can contact us at any time. We will reply to you within 24 hours and try our best to resolve the problem for you.