CNC Spotting Drill Bits 60/ 90 /120 Degree Central Punte Fresa HRC55 Cutting Spot Drilling Carbide Spotted Center Drills Zhuzhou SENO Import and Export Co., Ltd. Customized:Non-CustomizedStandard:DINLength:OverlengthType:Center Drill BitMaterial:Tungsten CarbideUsage:Metal Drilling Base Info Model NO.:HRC55 D4x50mm-90angleHRC Grade:HRC55Shape:Parallel ShankCoating Type:TisialnColor:BronzedMaterial Grade:K30Grain:0.5umWorking Material:General Steel,Stainless Steel,Cast IronTool Life:Durability and StabilityPackage:1PC in One BoxStock Status:in StockCustomization:OEM,ODMAfter-Sale Service:YesTransport Package:CartonSpecification:10*10*75mmTrademark:SENOOrigin:ChinaHS Code:8207709000Production Capacity:50000PCS,Month Description Overview Hot Sale ProductsProduct DescriptionProduct Parameters Detailed Photos Company ProfileOur AdvantagesAfter Sales Service Pre:China Combination Drill Spiral Tap Metric Thread Drill Bit for Machine Next:HRC55 Coated Integral Straight Shank Ultra Hard Tungsten Steel High Speed Drilling Carbide Twist Drill Bit