Bordo 4.0mm HSS Cobalt TiAlN Coated Blue Band Jobber 2050-4.00

Features:

• 4mm HSS Cobalt TiAlN Coated Blue Band Twist
• Bordo Metric Blue Band HSS-Co TiAlN Coated Twist Drills for Stainless Steel.
• DIN338
• Multi-faceted point with two helical flutes with 35 degrees of helix angle.
• The machining of stainless steels is difficult due to its work hardening properties, toughness and poor thermal conductivity, which places high demands on the cutting tools.
• The Blue Band - Stainless Steel - Series has been specifically designed to suit these difficult machining requirements.
• TiAlN coating increases tool surface hardness to 87Rc.
• For machining materials with Hardness < 350 HB : Tensile Strength <1250 N/mm2.