25PCS Set M35 High Speed Steel Cobalt Drill Bit Set Twist Bits Metric Metal Case

Description:
Drillpro M35 Cobalt Drill Bit Set High Speed Steel-Cobalt Jobber Length Twist Drill Bits with Metal Case for Stainless Steel Wood Metal Drilling.

Features:
● M35 cobalt. 5% cobalt added for higher hardness and heat-resitance. The Rockwell hardness is up to 67. It can cut faster and has a long life, up to 12 times compared with the average High Speed Steel bit.
● Self centering. The guiding separation point of 135° rapid cutting is self centering, which can penetrate quickly with less pressure. The straight handle can be firmly fixed and accurately centered, which is suitable for standard bit chuck and conventional round chuck.
● Efficient drilling without walking. Remove chips and particleseasier and faster.
● The lowest cost per hole drilled. Solid cobalt steel drill bit body can be resharpened.
● Split point. Drill directly to the size needed without pre-drilling
● Fully ground. Heavy-duty fully ground body construction for minimal burr and accurate diameter.
● Bits for metal. Suitable for drilling non-heat treated metals, of which the hardness is less than HRC38, such as stainless steel, copper cast iron, galvanized pipe, iron, and aluminum alloy. Not suitable for hardened steel / high carbon steel. If penetration is not possible, try adjusting the speed.

Specification:
Brand: Drillpro
Product Name: Drillpro M35 Cobalt Twist Drill Bits Set
Material: High Speed Steel-cobalt M35 Cobalt
Size: As the picture show
Measurement System:Metric
Shank Type: Straight Shank

Package included:
13/19/25PCS Drillpro M35 Cobalt Drill Bit Set
1 PC Metal Case