The Sandman Guitar Neck Radius Sanding Block  Secure emery clamping systemModular Interchangeable Base Plates - 7.25",9.5",10",12",14",15",16",17" & 20"  (Choose one or add additional ones too) 3 Lengths of Tool available - 100mm, 200mm & 400mmn.b. 400mm tool requires 2 x 200mm base plates if purchasing additional plates ALL COMPLETE SYSTEMS COMPRISING OF BLOCK AND RADIUS PLATE COME PRELOADED AND READY TO ROCK!! WITH 240 GRIT PAPER Additional Emery Packs - Includes 80 grit, 120 grit, 240 grit & 400 grit (2 sheets of each in pack - 8 in total)Additional Emery Packs are also listed separately. Main Body and Clamps are aluminium and Base Plates are a tough plastic polymer Only available from Hellfire Tools