5510 7.70MM Carbide Straight Shank Ratio Drill - Firex Coated

With a hard carbide construction and a durable FIREX coating with excellent heat and wear resistance, the Guhring 5510 Series is ideal for the drilling of long and short-chipping materials. Effecitive on structural and case hardened steels, cast steels, heat-treatable steels and alloyed steels with a tensile strength of up to app. 1200N/mm2, including carbon steels, bronze, cast iron and high alloyed AISi-alloys. Features and Benefits Hard carbide construction for added strength and rigidity FIREX coating for improved heat and wear resistance Ideal for drilling long and short chipping materials Specifications Self centering 3xD Concave cutting point geometry and web thinning. 140 Point angle Diameter tolerance m7 Shank tolerance h6 Manufactured to DIN 6537 Sizes 3.00mm to 20.00mm Typical Applications Case hardened steel Steel Structural steel Alloyed steels Bronze Cast iron

Material	Carbide
Number of Flutes	2
Shank Diameter Tolerance	H6
Shank Diameter	8mm
Point Angle	140\u00b0
ISO Category	K | P
Standards Met	DIN 6537
Drill Diameter Tolerance	M7
Finish/Coating	FIREX\u00ae
Coolant Delivery	Coolant Through
Carbide Drill Type	Carbide High Performance
MFR Part No.	05510 007.700
ISO Category Grade	K | P
Drill Diameter Metric	7.7mm
Flute Length	41mm
Flute Type	Spiral
Series	5510
Helix Type	Normal Helix
Cutting Direction	Right Hand
Drill Diameter	7.7mm
Diameter x Depth	3xD
Overall Length	79mm