These sanding rolls are mounted on a 2.35mm mandrel (3/32"). Each sander roll has a 60mm length of paper which, as the abrasive wears off, you simply tear off to expose fresh abrasive. 

Great for smoothing various metals, wood and non-metals and removing marks. Works wonders on the inside of rings or bangles. Used by jewellers, model makers, silversmiths, engineers and hobbyists. Do not exceed 10,000 RPM.

Available in 6 different grades ranging from a coarse 240 grade to the finest 2000 grade.

• Grades: 240, 400, 600, 800, 1200 and 2000
• Sold as a Box Of 10. 
• Can be used dry.