BLENDEX™ Unitized Technology (BLENDEX UTM) is used for deburring, blending and finishing any kind of metal, including stainless steel, titanium, aluminum, alloys and or plastic and fiberglass. These versatile abrasives are long-lasting and can replace many traditional abrasives, saving you steps in the finishing process and reducing your cycle time. Features Versatile, long lasting, superb finish Non loading, flexible For use on angle grinders with suitable speed range Eco-Trim™ trimmable backing extends disc life by up to 3 times Spin-On system for fast and easy changeover Materials Carbon steel Stainless steel Aluminum, Copper, Brass Titanium, alloys Dia. Arbor Order No Max RPM Optimal RPM Std Pkg 4 1/2 " 5/8-11 " 07-U 451 10,500 6,000 5 5 " 5/8-11 " 07-U 501 10,500 6,000 5 Applications Cleaning Deburring Finishing Blending