Sigma Power Ceramic sharpening stones are used for sharpening knives on Hapstone and Edge Pro knife sharpeners

and 6061 aluminum alloy

Additional mounting points can be purchased separately

'Premium' Layers

Digital Angle Gauge

storage case for 8 edge pro stones bestseller Sigma Power Ceramic sharpening stonesStorage Case holds and protects your Edge Pro stones. The case is compatible with 6" stones mounted or unmounted on aluminum blanks, total thickness up to 12 mm, width up to 1" (25 mm). The storage cases are made of PLA thermoplastic and come in a variety of colors. Storage Cases may have slight 3D printing imperfections and inconsistencies of surface; this is not a defect.