Cobalt jobber drill HSSCo, DIN 338 RN, 7,25 mm RTi bronz

Product specification

Code:	020100078
Supplier code:	A270725W468S
Category:	Tools for hole-machining » 1 » Jobber drills HSS » Cobalt Jobber Drills HSSCo5, DIN 338 R Ti
Basic price:	price on request

Ø D	7,25 mm
L	109 mm
l	69 mm
Weight	0,025 kg
Helix Angle	λ = 25°÷30°
Point angle	ε = 128°
Material HSSCo – super high-speed steel, Alloyed 5% Co (HSSE)
Usage High-efficient drills with the higher thermal stress resistance are recommended for drilling of parts made of hard-to-machine materials, alloyed steel and cast steel, especially for drilling of cold- or hot-work tool steel, rolls for rolling mills, heat-treatable or carburizing steel, stainless steel.
Manufacturing Mode	V – ground from solid
Surface Treatment	bronzoxid
Grinding Mode Form C – conical lip relief, split point
Note