Specification Brand : BQKKWIN BulletPoint1 : Drills precise holes with little pressure -- Using different specifications of the square hole drill, matching the appropriate power of the square hole machine. package include 1pcs 0.43"Inch(15 mm)square mortise chisel & Bit. BulletPoint2 : Made of high-speed steel, hardness 56HRC, lengthened core, sharp cutting edge, continuous blade, quick cutting, high efficiency, durale and practical, heat treatment, long life for use. BulletPoint3 : Great for drilling square holes in wood with a mortising machine or a mortising attachment square hole drill is mainly used for woodworking aspects. BulletPoint4 : High performance flute design geometry for superior chip extraction reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries. BulletPoint5 : Use for the opening square hole, suitable for construction, installation, renovation, decoration industry, etc. ExternallyAssignedProductIdentifier : 5013035028203 ExternallyAssignedProductIdentifier1 : 795890846530 ExternallyAssignedProductIdentifier2 : 0795890846530 ExternallyAssignedProductIdentifier3 : 0769433137966 ExternallyAssignedProductIdentifier4 : 0769433437967 ExternallyAssignedProductIdentifier5 : 00769433437967 ItemName : BQKKWIN Square Hole Drill Bit, 1 Pcs Woodworking Mortiser Square Drill Bits, Spiral Drill bits Kits Mortise Press, Wood Drill Set Space Hole Drill (0.43"/11 mm) ItemPackageDimensions_Height : 22.86 centimeters ItemPackageDimensions_Length : 2.794 centimeters ItemPackageDimensions_Width : 4.064 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : wood-chisels Manufacturer : BQKKWIN Material : High Speed Steel ModelNumber : KL-6 NumberOfItems : 1 PartNumber : KL-6 ProductDescription : BQKKWIN 1Pcs Woodworking Mortiser Square Drill Bits Use matters: square hole drill is mainly used for woodworking aspects FEATURES: 1. Square hole drill can not be used on an electric drill, drill square holes need to fit a square hole drill drilling (mortise and tenon machine) to use. 2. Mortise and tenon square hole drilled by the terrible + outer sleeve in the middle of the combination. 3. Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries. 4. 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. 5. The 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. 6. 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. SPECIFICATION: Name: Square Saw Material: high-speed steel Color: as shown in the picture. PACKAGE CONTENTS: 1 pieces x(0.43"/ 11mm) woodworking square hole drill. PLEASE NOTE: 1. Please allow 1-2 cm errors due to manual measurement. 2. The item colour displayed in photos may show slightly different on your computer monitor since monitors are not calibrated the same.