Stainless steel material: Strict selection of stainless steel, clamp object, not easy to deform. Surface coating, durable treatment. The non-slip barrier pad does not easily damage the material COMFORTABLE HANDLE Soft handle with plum shape, curved design, rotation time and labor saving hands. Drilling depth adjustable, adjust the distance between the boundary ring and the dr Thickened design: the thickened clamping surface is stable and does not deform. It has a stronger load capacity and is not easy to deform and break. No additional clamp required, including clamp Strong, smooth: pump flexion surface installation auxiliary clamp structure to understand it to use it better. Round plum knob, strong, smooth and will not hurt your hands. 【Clamp Stable】Pump flex surface installation artifact, clamp stable, quick and convenient installation. Precision threaded rod, smooth movement, large torque. Movable clamping head, clamp SM, Manufacturer: QOTSTEOS