M35 HSS-CO Cobalt Two Stage Step Drill Bit Screw Counterbore Twist Countersink Drill for Stainless Drilling and Chamfering (Size : M12 180 Degree)

Description:The countersunk head is made of M35 HSS-CO Cobalt, which can Easy process metal or non-metal products below 30 degrees HRC,such as Stainless,cast iron, tool steel, copper and aluminum, alloy steel, iron, die steel and so on.Specification:Name: Industrial Two step drillMaterial: M35 HSS CobaltAngle: 90/180 DegreeSizes: OD (Hole Diameter)M12: OD(14X20)M10: OD (11X17.5)M8: OD (9X14)M6: OD (6.6X11)M5: OD (5.5X9.5)M4: OD (4.5X8)M3: OD (3.4X6.5)Package Included:1 x Industrial two step drill

• - M35 cobalt-containing drill body improves the high temperature resistance and abrasion resistance of the drill bit,drilling hole fast.
• - Fully ground spiral cutting edge design, high-precision spiral chip flute design,Removed chip fast.
• - 135 degree double rear angle, sharp drill pin, accurate positioning, no deviation.
• - Round handle, not easy to slip, firm and durable.
• - The counterbore is processed at one time.
• - Compatible equipment: machining center, bench drill, etc.