Made of transparent polycarbonate to improve the visibility and durability. The control springs also provide to constant downward pressure between the shroud and the , for the max dust control. Easy to install and make you clean easier. Metal clamp make this Dust Shroud more stronger. Removable front edge of shroud for grinding against wall. new and high quality The dust-proof angle grinder is suitable for installing grinding discs with a center height of 100-115mm and a center height of 15-23mm. The grinding discs with a height of 15mm need to be padded and the classification pressure plate is increased (suitable for flat grinding, as the cover is suspended and leaks cause ash to escape). It is specially used for types of grinding discs. Dust-free grinding of stone, fiberglass, concrete, etc., connected to a dust collector to vacuum , it is recommended to add a filter box to prevent large particles from being sucked This universal Dust Shroud fits for most Angle Grinders. Cover outer diameter:￠150mm Cover height:28mm Installation inner hole:41-54mm Applicable grinding disc:100-115mm Vacuum tube:spring telescopic tube 1 meter length, the maximum stretch is 3.5 meters, and the normal use is about 2.5 meters Abrasives:diamond grinding wheel, louver, bowl-shaped grinding disc Suitable for installing grinding discs with a center height of 100-115mm and a center height of 15-23mm Colour:Transparent & Black Material:Plastic+Metal Package Contents: 1 * Angle Grinder Dust Shroud 1 * spring telescopic tube Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.