Specification Brand : Hilitand BulletPoint1 : HSS MATERIAL: Made of premium high speed steel, these twist drill bits are sturdy and stable, and can be used for a long time. BulletPoint2 : SERRATED CUTTING: Serrated design makes the cutting effect more outstanding, these drill bits can quickly and accurately complete various work tasks. BulletPoint3 : VERSATILE USAGE: This drill bit set is suitable for drilling and opening various materials such as wood, metal, plastic, etc. BulletPoint4 : VARIOUS SIZE: Including 3mm, 4mm, 5mm, 6mm, 6.5mm and 8mm spiral bits, this kit can meet different needs. BulletPoint5 : CONVENIENT TO CARRY: The bits are small and lightweight, easy to carry and store, suitable for indoor and outdoor use. CompatibleDevices : Drilling Machine ExternallyAssignedProductIdentifier1 : 662850055366 ExternallyAssignedProductIdentifier2 : 0662850055366 ExternallyAssignedProductIdentifier3 : 00662850055366 FinishType : Finished IncludedComponents : Spindle Adaptor ItemName : Hilitand Spiral Bit, Spiral Bit Set Serrated Bit Hole Drilling Carpenter Hacksaw Drill Bits for Wood Metal Plastic 6 Sizes, Hole Saw Sets ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hole-saws Manufacturer : Hilitand ModelNumber : Hilitand6qitn315zr NumberOfItems : 1 PartNumber : Hilitand6qitn315zr ProductDescription : Spec: Item Type: Spiral Bit Material: High Speed Steel Specification: Approx. 3mm/0.12in 4mm/0.16in 5mm/0.2in 6mm/0.24in 6.5mm/0.25in 8mm/0.3in