Secondary Step Drill M35 Cobalt High-speed Steel Chamfer Drill Step Drill Countersink Drill Countersink Screw Drill

M35 high-speed steel cobalt alloy two-stage step drill bit, suitable for stainless steel drilling and chamfering.

Features:
- 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.
- Universal round handle, not easy to slip, firm and durable.
- The counterbore is processed at one time.
- Compatible equipment: machining center, bench drill, etc.

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 drill
Material: M35 HSS Cobalt
Angle: 90/180 Degree
Sizes: 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)
Quantity: 1pc (optional)

Package Included:

1 x Industrial two step drill