Specification Brand : Qiilu BulletPoint1 : Applications: These extractors is designed for removing most kinds of damaged, rusted, broken or stuck screws from any wood or metal BulletPoint2 : Function: Drill bits can also be used to bore holes on wood, metal, plastic, brick and wall, etc. Easily remove damaged or broken screws, bolts, studs, threaded pipe fittings and so on BulletPoint3 : High Performance: 6-Piece heavy duty screw extractor with different sizes to meet multiple needs. 6-Piece high hardness drill bits functions good for drilling BulletPoint4 : Sturdy: Made from HSS 4241 and black oxide coated for extra hardness and long durability. Produced from GCr15 bearing steel. BulletPoint5 : After-sales Service: If you have any questions about the product, you can ask us questions by email, and we will give you a satisfactory answer within 24 hours. CuttingAngleString : 135 degrees ExternallyAssignedProductIdentifier1 : 0700667468198 ExternallyAssignedProductIdentifier2 : 700667468198 FinishType : Black Oxide ItemName : Screw Extractor Kit, 12Pcs Easy Out Screw Extractor Drill Bits Set Broken Bolts Removing Fastener Tools ItemPackageDimensions_Height : 21 centimeters ItemPackageDimensions_Length : 5.5 centimeters ItemPackageDimensions_Width : 13.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : countersink-bits Manufacturer : Qiilu Material : Alloy Steel ModelNumber : 58S-13 NumberOfFlutes : 2 PartNumber : AST082 ProductDescription : Brand: Qiilu Features: These extractors will remove most kinds of damaged, rusted, broken or stuck screws from any wood or metal surface. Made from HSS 4241 and black oxide coated for extra hardness and long durability. Produced from GCr15 bearing steel. 6 pieces heavy duty screw extractor with different sizes to meet multiple needs. 6 pieces high hardness drill bits functions good for drilling. Drill bits can also be used to bore holes on wood, metal, plastic, brick and wall, etc. Easily remove damaged or broken screws, bolts, studs, threaded pipe fittings and so on. Specification: Material: Secondary Construction, HSS drill bits Type of Thread: Reverse spiral, tapered, coarse thread Screw Extractor: 3-6, 6-8, 8-11, 11-14, 14-18 and 18-25 Drills: 3/32, 1/8, 3/16, 1/4, 5/16, 3/8inch Package list: 6 * Screw Extractors 6 * Drills Bits 1 * Plastic Case Notes: Please kindly check the product detail page before ordering to make sure this item is perfectly fit.