Diamond pocket stone 3 inch fine/coarse U*DWS/P3/FC Brushes First Picture is actual Block

First Picture is actual Block in the rough

360º Adjustable exhaust port

Heavy-Duty Thick Kerf and Plateensure a stable

This fine set comes in a wooden storage box

Diamond pocket stone 3 inch fine/coarse U*DWS/P3/FC Brushes First Picture is actual BlockDiamond pocket stone 3 inch fine coarse U*DWS P3 FC Double sided continuous diamond stone. Fine 600 grit (25 micron) and coarse 340 grit (45 micron). Diamond sharpens up to 98% quicker than conventional methods. Monocrystalline diamonds bonded by electroless process to a precision ground pre plated nickel carbon steel base. Continuous diamond surface prevents diamond and nickel lift give more effective anti corrosion & prevents 'snagging' on smaller