Makita P-37138 Sanding Belts 76 x 457mm 120 Grit (Pack Of 5) The Makita P-37138 is a Pack of 5 Sanding Belts, 76mm wide and 457mm in length with a 120 Grit rating. The grit size is determined by the number of holes per square inch required by a sieve designed to collect the grit. The smaller the number, the coarser the cut. A coated abrasive comprises 3 major components; abrasive grit, specific to the application; backing material to hold the abrasive and a bonding agent to glue the grit to backing. The quality of the materials and manufacturing method are critical factors in matching long life with fast cutting performance. Compatible with Makita 9910J, 9911J, Black & Decker and Skil. Features: Application: Sanding wood and regular steel. Floor sanding Features: Aluminium Oxide grit bonded to cloth backing. Pack of 5 Belt is designed for use with powerful belt sanders Specification: Part Number: P-37138 Overall Length: 457mm Width: 76mm Grit: 120 Pack Quantity: 5