Carbide End Mill, 1pcs 300mm Extra Long M35 Cobalt Twist Drill Bit, 2.5mm-10mm Dia for Metal,Plastic Wood(5x300mm)

Cobalt twist drillMaterial: M35 cobalt high speed steelScope of application: widely used in stainless steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe and other metal materials for drillingFeatures: high hardness, wear resistance, accurate positioning, good chip removal, high efficiencyPackage includes: 1pcs HSS Cobalt Drill Bits

• Size: 2.5x300mm , 10x300mm , 3.2x300mm , 3x300mm , 4x300mm , 8x300mm , 6x300mm , 3.5x300mm , 5x300mm , 4.2x300mm , 4.5x300mm , 5.2x300mm , 7x300mm , 9x300mm
• Our Twist Drill Bit HSS are Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring hardness up to 67, for much faster cutting and extra longer life span, with up to 12 times when compared with an average HSS drill bit.
• Metal drill bit set for the professional machining of alloyed and mild steel, stainless steel , grey cast iron, cast steel, acid and heat-resistant steels
• No Center Punch Is Needed, The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure.
• Wide for drilling concrete, walls, bricks, ceramic, wood, glass, tile, stainless steel and more; while drilling harder materials, Water or coolant is highly recommended