Specification Brand : CRL BulletPoint1 : Versatile sizes - Our woodworking square drill bit set includes 5 square drill bits of different specifications (1/4, 5/16, 3/8, 7/16, 1/2 inches) to meet your diverse hole punching needs. BulletPoint2 : Premium quality - Made of high-speed steel, our square hole drill bits are sharp, wear-resistant, heat-treated, and durable. The U-shaped special-shaped design of the drill sleeve promotes faster wood chip discharge and drilling efficiency. BulletPoint3 : Effortless operation - Pair our mortise and tenon chisel bits with a mortise machine or attachment to speed up construction while reducing labor intensity and costs in the installation, decoration, and construction industries. BulletPoint4 : Woodworking applications - These square drill bits are designed to drill square holes in a variety of woods, including channel wood, basswood, pine, and more. Note that they are not suitable for metal, glass, or plastic processing. BulletPoint5 : Compatibility note - For optimal results, use our square hole drill bits with a square hole drilling machine (square tenoning machine). This drill bit setup helps you get square holes faster and more accurately than using a chisel or other manual methods. ExternallyAssignedProductIdentifier1 : 767674976481 ExternallyAssignedProductIdentifier2 : 0767674976481 FinishType : Silver GpsrSafetyAttestation : 1 IncludedComponents : Woodworking Square Drill Bits Set ItemName : CRL Weldon 25/64" Countersink ItemPackageDimensions_Height : 11.9 centimeters ItemPackageDimensions_Length : 1.9 centimeters ItemPackageDimensions_Width : 9.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : countersink-bits Manufacturer : C.R. LAURENCE Material : Aluminum ModelName : Narootegrv67q4bxh ModelNumber : SH05RF NumberOfFlutes : 2 NumberOfItems : 5 PartNumber : CS10S ProductDescription : C.R. LAURENCE CS10S CRL Weldon 25/64" Countersink for No. 10 Screws. CRL Weldon Countersinks are known for their high quality unique designs and outstanding performance. They cut chatterless finished holes in aluminum everytime. Smooth drilling action from a single cutting edge no matter what angle you cut at. The 1/4" (6.3 mm) shank diameter fits any 1/4" or 3/8" drill chuck.. Part Numbers Variations: CS10S ProductSiteLaunchDate : 2008-09-13T00:23:45-00:00 SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Aluminum UnitCount : 5 UnspscCode : 27112812