Irwin Marples 10507932 Honing Guide, Sharpening Stone & Honing Oil Set (3 Piece) The Irwin 10507932 is a 3 piece chisel sharpening set containing a honing guide, sharpening stone and honing oil. This set allows the user to achieve a precise sharp edge that is square to the blade. Great for revitalising old chisels and ensuring the sharpness of your chisels is perfect every time Features: Chisel sharpening set containing a sharpening stone, honing guide and honing oil Achieve a precise sharp edge that is square to the blade Ideal for revitalising old chisels or simply keeping new ones sharp Specification: Pack Qty: 3 piece set