Specification Brand : waymil BulletPoint : HSS TWIST DRILL SET .- Material: HSS(high speed steel) 4241 .- Hardness: HRC 60-62 .- Shank: straight shank .- measure approximately 0.0135", 0.0145", 0.016", 0.018", 0.02", 0.021", 0.0225", 0.024", 0.025", 0.026", 0.028", 0.0292", 0.031", 0.032", 0.033", 0.035", 0.036", 0.037", 0.038" and 0.039" (0.34, 0.36, 0.4, 0.45, 0.5, 0.53, 0.57, 0.6, 0.63, 0.66, 0.71, 0.74, 0.78, 0.81, 0.83, 0.88, 0.91, 0.93, 0.96 and 0.99 mm). SWIVEL PIN VISE .- Capacity: 0 - 0.125" / 0-3.2 mm .- Length: 3-1/2" BulletPoint1 : The drill bit made of tungsten steel has high hardness and wear resistance, which can avoid breaking during use. BulletPoint2 : The humanized positioning loop design can reduce the debugging time of the machine and achieve opening. BulletPoint3 : Super incisive cutting can reduce cutting force and broking rate, so as to improve the quality of hole drill. BulletPoint4 : The kit contains 10 mini drills of different sizes, which are suitable for deep hole processing in different situations. BulletPoint5 : The high-quality packaging box can better the tip of the knife from accidental damage during transportation. Color : vary ExternallyAssignedProductIdentifier : 7317731494712 ExternallyAssignedProductIdentifier1 : 0717285993452 ExternallyAssignedProductIdentifier2 : 717285993452 FinishType : Finish IncludedComponents : inc ItemName : 20pc HSS Twist Micro Mini Drill Gauge Set Index 61-80 & Swivel Pin Vise Kit ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : pin-vises Manufacturer : Waymil Material : Gold ModelName : Driil Set with pin vise ModelNumber : 402-022-078P NumberOfItems : 7 PartNumber : 402-022-078P ProductDescription : Feature: 1. Super incisive cutting can reduce cutting force and broking rate, so as to improve the quality of hole drill. 2. The drill bit made of tungsten steel has high hardness and wear resistance, which can avoid breaking during use. 3. The humanized positioning loop design can reduce the debugging time of the machine and achieve opening. 4. The kit contains 10 mini drills of different sizes, which are suitable for deep hole processing in different situations. 5. The high-quality packaging box can better the tip of the knife from accidental damage during transportation.