• Made of stainless steel,polished.
• Used for drills with tip angle 118°, up to 50mm.
• Hardened,ground and lapped.
• Long working life-time.
• Made of stainless steel,polished.
• Used for drills with tip angle 118°, up to 50mm.
• Hardened,ground and lapped.
• Long working life-time.