Specification: Product Name: 5 inch 8 Hole Sander Pad Texture: Aluminium, PU, Nylon Maximum Speed: 12000RPM Size Information: Diameter: 123mm/ 4.84 inch Centre Diameter: 25mm/ 0.98 inch Large Hole: 10mm/ 0.39 inch Small Hole: 7.5mm/ 0.30 inch Distance between Two Small Holes: 28mm/ 1.10 inch Thickness: 1cm/ 0.39 inch Applicable Disc Diameter: 125mm/ 4.92 inch Description Product Specifications: Standard 5 inch hook and loop sanding pads have 4 screw holes and 8 efficient dust extraction holes, with a 25mm (1 inch) diameter circular hole in the centre, and adjacent screw holes spaced 28mm (1-1/8 inch) apart at the centre, please check the size of the machine before purchasing to match Thick Metal Backing: The 5 inch pad features a thick metal backing for superior heat dissipation and structural stability. This reinforced design is suitable for heavy duty working environment, which can extend the life of sanding pad and help high intensity sanding work Premium Texture: The sanding pad layer is crafted from a premium soft rubber texture with excellent abrasion and fatigue resistance. It absorbs vibration during operation, reduces equipment wear and tear, and plays a positive role in extending the service life of the orbital sander and Stable: Adopting high density uniform hook system, it can provide strong fixing force of sandpaper. During the sanding process, it can make the sanding disc firmly in place, avoid shifting and falling off and guarantee the stability and effect of the polishing operations Strong Compatibility: 5 inch sanding machine replacement pads can be perfectly adapted with mainstream models of many brands, for, 6034-21 series, etc. which can meet the needs of different users' equipment Parts List: 2 × Sander Pad