Alloy
Description
DIN1897 straight shank twist drills-stub series
1)Material: HSS, carbon tool steel,alloy tool steel,(T10A,T12A 9SiCr,CrWMn) Surface finish: TiN,TiC, AlTiN.Micro hardness: HV10000,
Manufacturing process: rolled, milled or fully ground
2)Point angle: 118皁r 135?split point Flute type: N, parabolic flute
Finish: black oxide, bright, coffee, polished,TiN or Ti-coated
Diameter: 1-20mm
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Straight shank twist drill DIN1897...
SPRING-DIE MOULD PART CO.,LTD.
mouls die spring
Address: NO 728 SONGJIANG RD, NINGBO CHINA,
nb, Zhejiang
China, 315000
Tel: 8657482068982
Fax: 8657488089888