Specification:Item Type: Q-180 Cutting Cover +180 Saw Blade Height: Approx. 206mm / 8.1inLength: Approx.235mm / 9.3inNozzle: Inner 39/43Bottom Plate Width: Approx.57mm / 2.2inAdjustable Clamping Inner Diameter: 41-54mm 64-76mm180 Saw Blade: Approx.180 x 2.4 x 25.4mm / 7.1 x 0.1 x 1in Install 150, 180 models of angle grinders.Package List:1 x Q-180 Cutting Cover180 Saw Blade1 x Hex Accessory2 x Screw 1 x Adapter1 x Increased Splint Note:Cutting tips: the use of angle grinding cutting-the hood is pushed forward on the right side / the hood is installed on the left side and pulled back to cut, connected to the dust suction machine, the dust absorption rate is more than 90%; Noodle, press down to cut, so that the saw also vacuums