Feature

●Powerful, roll-rolled twist drill bit made of high-performance high-speed steel
●Ideal for drilling larger drill diameters for all standard drills with a chuck up to 13.0 mm.
●Increased resistance to breakage
●Areas of application: for steel, cast steel alloyed and unalloyed (up to 900 N/mm² strength), grey, malleable, ductile and die-casting, sintered iron, nickel silver, graphite, short-chip aluminium alloys, brass and bronze.
●Packaging unit: in plastic packaging


Description

Powerful, roll-rolled spiral drill bit made of high-performance high-speed steel. Thanks to the roll-rolled manufacturing process, the material is solidified and offers increased resistance to breakage.

Areas of application:
For steel, cast steel alloyed and unalloyed (up to 900 N/mm² strength), grey, malleable, ductile and die-casting, sintered iron, nickel silver, graphite, short-chipping aluminium alloys, brass and bronze.

Technical data:

• Diameter: 20.00 mm.
• Total length: 205.0 mm.
• Shaft diameter: 13.0 mm.
• Shaft length: 35.0 mm.
• Tip cut: taper edge
• Tip: conical sheath.
• Tip angle: 118°.
• Spiral angle: 20-30°.
• Diameter tolerance: h8.
• Surface: black, steam tempered.
• Right-hand cutting.
• Box contents: 1 piece in plastic packaging.