Features: 180 ° rotation: easy to operate, stent can be 180 ° free rotation Three-dimensional diamond surface: small diamond pattern rotary button, so that the installation of the product is not easy to slip 8 anti-skid pad: the design of anti-skid pad makes the marking line more accurate Back hanging hole design:Three hanging holes form a triangle that makes it more fixed The protruding bayonet and u-shaped design, without the iron surface tripod nails,can make the stent well tied to the posts with rope Two strong magnets make the scaffold more stable to the surface of the iron Specifications: Material: plastic, magnet Shape: L shape Rotation angle:180 ° Size: 12.5*10cm/4.92*3.94in Screw hole: 2pcs 3/8, 1pcs 1/4 Weight: 222g Package includes: 1 x Laser Level Holder 1、180 ° rotation: easy to operate, stent can be 180 ° free rotation 2、Three-dimensional diamond surface: small diamond pattern rotary button, so that the installation of the product is not easy to slip 3、8 anti-skid pad: the design of anti-skid pad makes the marking line more accurate 4、Back hanging hole design:Three hanging holes form a triangle that makes it more fixed 5、The protruding bayonet and u-shaped design, without the iron surface tripod nails,can make the stent well tied to the posts with rope