QEP Scoring Knife Carbide Tip Black & Yellow SKU: 446870 MODEL: 10015 Sorry, there is currently no online price available for this product.Contact your local store for pricing and availability. Mitre 10 MAvailable at Mitre 10 MEGA stores. Variants Makes accurate cuts in cement backer boards for most types of installations. Protective knuckle guard. Features and benefits Carbide scoring tip. Scores cement backerboard and vinyl tiles. Second blade concealed in handle.