Nano Blue Coated Chamfer Drill Bits Set

HSS Nano Blue Coated Chamfer Drill Bit Set 90Degrees 3 Flutes Package & Shipping: Free shipping all over the world 6pcs Countersink Drill Bit To Korea, Japan : it take about 7-10 days To USA, CA, Spain, France, Poland, Belgium, Portugal, United Kingdom, Germany, Italy and Netherlands: it take about 12 - 20days To other European countries and Ukraine,Belarus,Russian Federation: it take about 15-30 days To other countries: it take about 20-35 days Specification: Type: Countersink Drill Bit Material: High Speed Steel Degrees: 90 Flute: 3 Size Including: 6.3mm 8.3mm 10.4mm 12.4mm 16.5mm 20.5mm Application: It is suitable for use in the work-piece which the hardness is under 25 degrees, such as aluminum sheet, thin iron plate, the insulatuing board or PVC board Features: Ideal for:chamfering, deburring and countersinking Five flute design provides small chip loads and quicker removal Purpose: suitable for low hardness of the workpiece, such as wood During use, cutting edges can better chip evacuation, the cutting edges is not easy to blunt Use for home and industrial What is Nano blue coating? Nano Blue Coat All bits are coated by Nano Blue. This is a new craft at the market. With this new technology, it provides higher hardness and better rustproof than the router bits coat with titanium. Improve Efficiency Made of hard steel and featured with high hardness, strength, and wear resistance.