Product specification

Cobalt jobber drill HSSCo, DIN 338 RN, 4,9 mm RTi bronz

Code: 020100070
Supplier code: A270490W468S
Category: Tools for hole-machining » 1 » Jobber drills HSS » Cobalt Jobber Drills HSSCo5, DIN 338 R Ti
more info
Ø D4,90 mm
L86 mm
l52 mm
Weight0,008 kg
Helix Angleλ = 25°÷30°
Point angleε = 128°
Material
HSSCo -super high-speed steel 5% Co (HSSE)
Manufacturing ModeV – ground from solid
Usage
High-efficient drills with 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, head-treatable or carburizing steel, stainless steel.
Surface Treatmentbronzoxid
Grinding Mode
Form C – conical lip relief, split point - form C
Note 

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