PROMSA Insert Carbide V-Groove 90-Degree Router Bits 1/4 Inch Shank, 11/16" Cut Dia, Replacement Blade CNC V Grooving Router Bits, for Wood 2D/3D Signmaking, Lettering & Engraving - PROMSA668

• Product Size: The Carbide Inserted V Groove 90° CNC Router Bits, Shank 1/4"（6.35mm. Cut Diameter: 11/16"(18mm), Rotation Replacement blade , Designed for creating signs and other CNC projects in a variety of materials. Insert Knive: The CNC Router Bits V Groove 90° blade size 12mm*12mm*1.5mm, Designed for v-Grooving, signmaking, lettering, miter folding and chamfering your material to a perfect joint. Search Blade: B0BN465DH7 Replaceable Inserts: The V Groove Router Bits feature solid carbide insert knives with 4 cutting edges, Rotate the knife to expose a fresh cutting edge, You can replace the router bit inserts, rather than replacing the entire drill bit. Compared with brazed router bits, it is a cost-effective solution. Good Quality: This V Groove Router Bits 1/4 inch shank blade is made of C3(YG6X) alloy blades, 45# solid hardened steel body. Hardness is HRA92, higher hardness and wear resistance, 3 times service life than the normal alloy YG8/HRA89. Wide Use: This V Groove router bits is ideal for routing Aluminum, Brass, Bronze, Copper, Gold, Silver & Carbon Fiber (Engraving Only),MDF,Chipboard,Softwood ,Hardwood,Plastic.