Product Description Features: Has a precision of 118º 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 Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm Applications: Steels and metals Contains: 10x 4mm drill bits UPC: 5011402383818 Enquiry Tell A Friend