Ruko Twist Drill Bit Set DIN 338 Type VA HSSE-Co 5

Strong, high-performance right-hand drill with pronounced hot-hardening strength. Ideal for drilling stainless, acid- and heat-resistant steel with high strength. HSSE-Co 5: High-performance high-speed steel with a 5% cobalt content. High toughness and heat resistance, for drilling in difficult-to-machine materials with strengths up to 1100 N/mm².

TECHNICAL DATA :

• Coating : Bronzed surface
• Axis : cylindrical.
• Cutting direction : right-handed.
• Material : HSSE-Co 5.
• Point grinding : Form C - Split point.
• Tolerance : h8.
• DIN : 338.
• Spiral angle : 36°.
• Drilling depth : 5 x diameter.
• Slot profile : normal.
• Nucleus : thickened.
• Tip angle : 130°.
• Type : VA.

APPLICATIONS :

• Main application : Steel 900 N/mm², Steel 1100 N/mm², Stainless steel, Aluminum, Brass, Plastics.
• Other applications : Bronze, Cast iron.