Genuine JET spare parts - Jet part number MB1931-B.1 Pair (2 pieces) of T1 18% HSS Planer Blades to suit a JET JWP-12 machine and most other standard types of planers from four sided moulders to surface thicknesser machines. Manufactured in T1 18% Tungsten HSS these are fully hardened and triple tempered for maximum service life and toughness. Produced in matched pairs, each set will be supplied HAND FINISHED to ensure a perfectly sharp, edge, free of nicks and burrs. Most other standard lengths of HSS planer blades can be found within Knife-Point website and we also supply full bar lengths at 1.2 metres for the user to cut to his bespoke requirements. Please note that the picture is generic and for the purpose of advertising and the item despatched will be exactly to your requirements. Please also make sure these knives are correct and suitable for your machine before you place your order.