ALPEN Maykestag twist drill diameter 4.5 mm, DIN 338 Forte HSS Co5, for stainless steel drilling, pack of 1

• Especially suitable for tough and hard materials (stainless steel/chrome-nickel steels)
• Very high thermal load capacity
• No punch required thanks to special grinding (self-centringing)
• Point angle 130° and split point
• Total length: 80 mm. Groove length: 47 mm

MAYKESTAG twist drill bit DIN 338 RN HSS Eco-Forte drill bit - 5% cobalt alloy twist drill with very high thermal load capacity, cylinder shaft. Due to the special groove design, this drill type is particularly suitable for poor chip removal and larger drilling depths. For materials with a strength of up to 1300 N/mm². No graining, thanks to special grinding.