Construction The backing is much the plastic backings. It is harder and more difficult to be broken. High-density and uniform hook provide strong stickness and a long service life. Save Sander & MoneyThe Hook & Loop sander pads wear out before the machine does, so replacing the pads is a cost effective option. Easy Installation: Easy screw-on Installation. Attaches easily and hassle-free. Dust Collection Efficient 8-hole pad works with that have dust collection system. 8 dust collection holes that vacuum up the dust and debris into Dust Bag Assembly.Ultra convenient dust collection feature. Please check below compatible list before your order.<br><br>for Replacement Sander Pad fori¼ 151281-08,DW4388 743081-8, 743051-7 151281-08 Fits most Track sander with 3 crews : BO5010/K, BO5021/K, BO5030/K, BO5031/K, BO5041/K xOB01Z : DW420/K, DW421/K, DW422/K, DW423/K, DW426/K, D26450, D26451/K, D26453/K, D26456 DW26451K, D26451 (Type 1) 5 Track Sander DW26453K, D26453 (Type 1) 5 Track Sander : 390/390K, 382, 343/343k, 343VS/343VSK : SV13YA Sander, SV13YB Sander Black+: 27708, 27707, 25708 : 900277080, 900277070. colour:black Material:metal size:125mm<br><br>Package Contents: 1*Sander Pad NOTICE: If your sander is not mentioned above, please check if it fits your sander based on the following data: 5 inch dia, 8 holes and 3 screw, ESPECIALLY the distance between screw holes (1-7/16 inch) center to center and the screw hole's dia (9/32 inch).<br><br>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.