TiALN twist drill bit, UNI type, HB shank, internal cooling 5xD 8.7mm full-coal FORTIS

Type: Eco version, with S.
Application: The stable twist drill is particularly suitable for use in automatic lathes / turret lathes.

Technical parameters:

• Ø h7: 8.7 mm
• Spiral length: 61 mm
• Overall length: 103 mm
• Shank Ø MK / mm: 10 mm
• Steel & lt; 700 N / mm2 f: 0.160 mm / rev.
• Steel & lt; 700 N / mm2: 105
• Steel & lt; 1000 N / mm2: 70
• Steel & lt; 1400 N / mm2: 40
• INOX ferrite./ martenz .: 45
• INOX austenit .: 30
• Cast iron GG / GTS: 95
• Cast iron GGG: 85
• Titanium & gt ; 850 N / mm2: 45
• Aluminum & lt; 8% silicon: 185
• Aluminum & gt; 8% silicon: 175
• Copper alloys: 120
• Hardened steel & lt; 55 HRC: 30
• HGNr .: W019