13Pcs 5% Cobalt Drill Bit Set

• 【Premium True 5% Cobalt Steel with 68 HRC】- 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits. It Usually is able to Provide 3X Heat,Wear and Chip Resistance, durable and strong.
• 【Professional and Widely Use】- M35 Cobalt HSS Drill Bits Set is Particularly Suitable for Hardened Material or Heavy Duty Work, Such as Cutting through stainless steel, steel plate, iron sheet, titanium alloy, cast Iron, hardwood and hard plastics, and also can be used for softer materials.
• 【Twist Design and Precise 135° Split Point】Prevent walking, clear chips and particles faster.Produced by precision fully ground which ensures chips move smoothly.
• 【Sharp Drill Bit Edge】- This Kind of Drill Bits can even cut hardened metal into Long iron bars quickly, while a dull drill bit can just slowly wear through metal.
• 【13 Pieces Jobber Length Industrial Drill Bits Includes】- 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6.5mm.
  

13Pcs Cobalt Drill Bit Set-M35 High Speed Steel Twist Drill Bits for Hardened Material, Stainless Steel, Cast Iron, Hard Metal, Hardwood

1. This drill bits set is made of True Premium Cobalt, can complete punching operations quickly,
2. HSS with cobalt has higher temperature resistance, red hardness, wear resistance and heat treatment response than HSS without cobalt
3. Red hardness, which means that the drill bits hardened steel can maintain hard at 860-880℃.
4. 68 HRC means that the drill bits has 3X cutting ability and 3X durability, particularly Suitable for Hard Material or Heavy Duty Work