RUKO 204 serie punta elicoidale HSS-G rettificata 8,3 mm DIN 338 affilatura a croce

Twist drill bit with a diameter of 8.3 mm, ground from solid HSS-G high-speed steel for precise drilling in metal, cast iron, non-ferrous metals, and plastics. The split point (Kreuzanschliff) with a 135° point angle provides excellent self-centering and reduces thrust requirements.

Advantages

Ground from solid for high accuracy and durability. The split point design ensures quick starting without center punching and minimizes walking on the workpiece. Bright finish reduces chip welding in soft materials.

Suitable for

• Steel
• Cast iron
• Non-ferrous metals
• Plastics

Key specifications

• Diameter: 8.3 mm
• Total length: 117 mm
• Working length: 75 mm
• Point angle: 135°
• Shank type: cylindrical
• Shank diameter: 8.3 mm
• Material: HSS-G (high-speed steel, ground)
• Standard: DIN 338
• Cutting direction: right-hand
• Tolerance: h8

Recommendations

Use with cutting fluid when drilling steel to prolong tool life. Suitable for use in hand drills and drill presses.