Silverline 9 mm Cobalt Drill Bit – High-Speed Steel Alloy for Hardened Metals

Silverline Cobalt Drill Bit 9.0mm 228523

M35 high speed steel with 5% cobalt for strength and wear resistance. 135° split point prevents walkaround. Fully ground with amber finish. Manufactured to DIN338. Always use cooling agent.
Features:

• M35 high speed steel with 5% cobalt for strength & wear resistance
• 135° split point prevents walkaround
• Fully ground with amber finish
• Manufactured to DIN338
• Always use cooling agent