Grąžtas metalui ∅4,2mm HSS-Cobalt 5% / DIN338

Profesionalūs metalo grąžtai su papildomu centravimu, suteikiančiu galimybę gręžti ir apvalius paviršius.HOGERT metalo grąžtai pagaminti iš ypatingai kieto plieno.Characteristics•    made of durable M35 high speed steel with 5% cobalt addition for heat resistance•    precision-made and sharpened•    split point technology uses a specialised cut to provide self-centering drilling, including drilling in oval surfaces, without the need for centre-punching•    135° countersink angle•    manufactured in accordance with DIN 338•    round shank