• Has a 4 flute spiral with maximum flute entry that enables faster debris removal.
• Has a maximised central core that enables more efficient energy transmission to the drill bit head.
• Fully supported carbide head that gives longer life; cleaner and more concentric holes for better fixing retention.
• Open head design ensures faster drilling.

DESCRIPTION

• Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm2
• Heat and acid proof steel; cast; iron; bronze; welded seams
• Stainless and chrome nickel steels.
• Has a precision of 135§ point angle – enables self centering & eliminates walking
• The bit tip can be resharpened to restore profile and sharpness
• Has a Longer life & rapid drilling precision; ground twist and better debris
• Has diameter tolerance to h8 grade leading to accurate hole diameter

400MMPOINTEDCHISELSDS-MAX