Widely used in Power Tools. Feel Smooth and Soft to the Touch. Mini size,Easy to carry,to use and No Waste of Space. Stable and Durable. Low Price and Practical. High hardness. Smooth Operation,Not Easy to Fall Off,Non slip handle This cover case is suitable for steel heat treatment, boiler ash, electroplating polishing, grinding wheel grinding, etc. It can prevent damage caused by splashing of harmful substances such as acid, , oil, chemical liquid, metal solution, iron filings or glass fragments. The shielding box absorbs the radiation caused by the radiant heat generated by the and low-energy b-rays to protect the entire face. Fits Tool Model: 4000, 3000, 400, 398, 395, 300, 285, 275, 200, 100, 8200, 800, 780, 770, 7700 There may be slight color difference or difference between the actual product and the actual product. Install Hole Dia: 17.5-19mm Colour:blackandtransparent Material:plastic Package Contents: 6 x Rotary Attachment 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.