3PCS Cylindrical Shank 90 Degree 3 Flute HSS Countersink Drill Bit for Metal Drilling

OUR FACTORY1) We're a direct manufacturer and 100% export worldwide (USA, Israel, Jordan, Iran, Thailand, Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)2) We have around 15 years of producing experience.3) Our drill product: HSS drill bits, masonry drill, SDS drill, glass & tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.4) Above 95% customers will place a formal order after testing the samples.PRODUCT CATALOGSHSS Twist Drill Bits Glass and Tile Drill BitsMasonry Drill Bits HSS Center Drill BitsSDS Drill Bits ( Hammer Drill ) Diamond Saw BladeHSS Step Drill Diamond Cup WheelWood Drill Bits Diamond Core BitsHSS COUNTERSINK A countersink is a conical hole cut into a manufactured object, or the cutter used to cut such a hole.A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material (by comparison, a counterbore makes a flat-bottomed hole that might be used with a socket-head screw). A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving the finish of the product and removing any hazardous sharp edges.Fetures of HSS countersink1. Ideal for chatter-free and burr-free work on sheet metal, nonferrous metal, cast iron, light metals; 2. It's designed for fast shearing and chatterless cuts; 3. It's with an exceptionally fine finish and can be run at maximum speed; 4. The cutting edges quickly center in hole and produce a smaller chip load for chatterless machining; Specification of HSS Countersink* 60 degrees, grade 75, 82 degrees and 120 degrees are available. * 3 ends cutting * Best result at low cutting speed. * Speed and precision of the hob, removing burrs and chamfer in any materialesincluding iron, steel, plastic or wood. * M35 % HSSCo5 (HSS-E) available to specified requirements * Surface finish: white, black, titanium coated and aluminum Nitride coated are * Packaging: Individual packing in plastic or plastic blister  * Countersink set PARAMETER  Product Countersink,Countersink Drill BitMaterialHSS,HSS Al,Carbide etc.Size6mm-60mm,or can be customizedDegree60°, 90°,120°ProcessFully groundFlutes1,3,4,6ShankStraight,TaperedSurface colorBright finish, black oxide, tin-coated UsageFor drilling metal, aluminum sheet, stainless steel, hard wood etc. CustomizedAvailiable  Fetures of HSS countersink 1. Ideal for chatter-free and burr-free work on sheet metal, nonferrous metal, cast iron, light metals; 2. It's designed for fast shearing and chatterless cuts; 3. It's with an exceptionally fine finish and can be run at maximum speed; 4. The cutting edges quickly center in hole and produce a smaller chip load for chatterless machining; Specification of HSS Countersink * 60 degrees, grade 75, 82 degrees and 120 degrees are available. * 3 ends cutting * Best result at low cutting speed. * Speed and precision of the hob, removing burrs and chamfer in any materials including iron, steel, plastic or wood. * M35 % HSSCo5 (HSS-E) available to specified requirements * Surface finish: white, black, titanium coated and aluminum Nitride coated are * Packaging: Individual packing in plastic or plastic blister  * Countersink set   Size     Allover L.Shank Dia.4.340mm4.0mm4.840mm4.0mm5.040mm4.0mm5.340mm4.0mm5.845mm5.0mm6.045mm5.0mm6.345mm5.0mm7.050mm6.0mm7.350mm6.0mm8.050mm6.0mm8.350mm6.0mm9.450mm6.0mm10.050mm6.0mm10.450mm6.0mm11.556mm8.0mm12.456mm8.0mm13.456mm8.0mm15.060mm10.0mm16.560mm10.0mm19.063mm10.0mm20.563mm10.0mm23.067mm10.0mm25.067mm10.0mm26.071mm10.0mm28.071mm12.0mm30.071mm12.0mm31.071mm12.0mm40.080mm15.0mmPACKING INFORMATION  Plastic pipe packingMetal displaybox packingPlastic tube packingPlastic displaybox packing1pc / PVC bag,then 1pc / inner paper boxGrey metal displaybox packingMetal box for drill bits set packingWooden box for drill set packing5/10 pieces packind in PVC bag, then in white paper box, then in carton WIDELY USEDHousehold, Industrial UseSHIPPING  1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods, Door to Door.2. By Air or by Sea for batch goods, from airport(seaport) to airport(seaport).3. Customers specifying freight forwarders or not.4. Production Time: 3- 7 days for samples; 2-3.5 weeks for batch goods  OUR CUSTOMERS PRAISEMore information about our products, welcome to visit :http://damingtools.en.made-in-china.com/  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1