1pc HSS-AL 4 Flute End Mill Straight Shank Drill Bit CNCN Milling Cutter Metal Processing Tools(12mm)

1pc HSS-AL 4 Flute End Mill Straight Shank Drill Bit CNCN Milling Cutter Metal Processing ToolsParameters:Material: HSS-ALModel: about 4/ 6/ 8/ 10/ 12 mm (0.16/ 0.24/ 0.32/ 0.39/ 0.47 in)Size: (approx.) cutting diameter* shank diameter* shank length* overall length1) 4*6*11*55 mm/ 0.16*0.24*0.43*2.17 in2) 6*6*13*57 mm/ 0.24*0.24*0.51*2.24 in3) 8*8*19*63 mm/ 0.31*0.31*0.75*2.48 in4) 10*10*22*72 mm/ 0.39*0.39*0.87*2.83 in5) 12*12*26*83 mm/ 0.47*0.47*1.02*3.27 inPacking list:1 * Mill CutterHigh-concerned : Noneis_customized : YesCertification : NoneModel Number : Mill CutterDIY : MetalworkingMaterial : Speed SteelType : Center Drill BitUse : Metal DrillingLength : As DescriptionDrop Shipping : Support

• 1. Efficient drilling: With sharp cutting edges and reasonable chip removal groove design, it can quickly penetrate various materials such as metal, wood, stone, etc., greatly reducing operation time.
• 2. Strong adaptability: With a wide range of models and specifications, from small micro drills to large drilling bits, it can be matched with different equipment such as handheld drills and bench drills, and is widely applicable in various scenarios.
• 3. Excellent durability: High quality drill bits are often made of materials such as high-speed steel and hard alloys, which have high hardness and wear resistance. Under correct use, they can maintain their performance for a long time and reduce the frequency of replacement.
• 4. Accurate positioning: Some drill bits are equipped with guide tips or special top angle designs, which are not easily offset during drilling, ensuring the accuracy of aperture size and position, and reducing errors.
• 5. Easy to operate: simple installation and disassembly, no need for complex tools, beginners can quickly get started, and most drill bits are lightweight, making them less prone to fatigue when handheld.