Specification Brand : Dele BulletPoint1 : Size: 1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm),1/2 Inch (12.7mm), 5/8 Inch (16mm), 9/16 Inch (14mm) BulletPoint2 : Material: Made of high-speed steel,Heat treatment, HRC48~50, high hardness,lengthened core,high concentricity. BulletPoint3 : Application: Our woodworking morstising chisel bits suitable for drilling square holes in wood with a tongue-and-groove machine or tongue-and-groove attachment, and has a long service life, please rest assured to use. BulletPoint4 : Drills precise holes with little pressure,reduce the labor intensity of construction workers, accelerate the construction speed, reduce the construction cost of construction, installation, decoration, decoration industry. BulletPoint5 : Notice: square hole drill needs to cooperate with square hole drill machine (mortise and tenon) use and can not use with electric drill, bench drill. BulletPoint6 : Note: This is initial forged edge processing, no final finish on it. Please grind it before use,and when hammering with a hammer. BulletPoint7 : [Premium Material] High quality wooden handle with thickened steel, making every use stable and effective Color : White CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 5712449845047 ExternallyAssignedProductIdentifier1 : 8590137134102 ExternallyAssignedProductIdentifier2 : 5448095836756 ExternallyAssignedProductIdentifier3 : 00838780007403 FinishType : Finished IncludedComponents : 1 x Chisel ItemName : Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs) ItemPackageDimensions_Height : 24.6888 centimeters ItemPackageDimensions_Length : 5.207 centimeters ItemPackageDimensions_Width : 15.9004 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : wood-chisels Manufacturer : Dele Material : High Speed Steel Material1 : Carbon steel Material2 : wood ModelName : BH424P-4 ModelNumber : ttand-021 NumberOfItems : 4 NumberOfLithiumMetalCells : 1 PackageLevel : unit PartNumber : ttand-021 PowerSourceType : hand_powered ProductDescription : FEATURES: Various existing bits, can only process a circular hole, square hole can not be processed, to machining square hole, must drill the hole or cutting machine processed crude hole, then chisel made from artificial hand.
This utility model in the hole drilled by the rotary body, while the impact of the use of hammer impact force transmitted to the outer body, the material crushing round hole and square head wall, a one-time processing of a square hole, and the dust can be broken slag discharged from the tube.
Using different specifications of the square hole drill, matching the appropriate power of the square hole machine, you can play a square hole to meet the requirements.
Professional wood drill, suitable for construction, installation, decoration, decoration and other industries.
Specifications: Material: HSS ;Hardness: HRC 48~50 Holder diameter: 19mm (circular) ;Drilling core length: 200mm Slotting flute diameter:1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 1/2 Inch (12.7mm), 9/16 Inch (14mm), 5/8 Inch(16mm).
Package Included: 1 x 5/8-inch (16mm) 1 x 9/16-inch (14mm) 1 x 1/2-Inch(12.7mm) 1 x 3/8-Inch(9.5mm) 1 x 5/16-Inch(8mm) 1 x 1/4-Inch(6.4mm) ProductSiteLaunchDate : 2020-12-27T04:29:42.113Z Size : 10 StreetDate : 2010-06-23T00:00:01Z Style : Mortising Machin + Mortise Chisel & Bits SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Wood UnitCount : 1