Big Mini Scratch Erasers - 3/4" - 5 pc. Set Machine Tumbler RESIN BOND:-Â The resin bonded

RESIN BOND:-  The resin bonded diamond cutter cups provide better control and grind quickly

áSuitable for a variety of outdoor activities such as hiking

Design: "S" shape design with dual clips for versatile attachment options

The steel disc allows this unit to accept magnetic backed diamond accessories

Removable Metal Reinforced Rubber Tip: Equipped with a removable metal reinforced rubber tip for enhanced traction and stability on various surfaces

Big Mini Scratch Erasers - 3/4" - 5 pc. Set Machine Tumbler RESIN BOND:-Â The resin bondedThese 3M Scratch Erasers are the perfect balance between theMini 1 2"size and theChubby Scratch Erasers. They Remove Scratches (!) in hard to reach areas: inside larger rings, tubular items, and can also be used for bracelets and cuffs. The coarser grades are great for deburring and the finer grades are amazing for burnishing metal & leaving a pre polished look. Shank mandrel diameter is 3 32 (2. 38 mm). (Actual shank may look different than pictured)