The Makita D-36326 Ship Auger Bit features a38mm diameterand anoverall length of 470mm. It is equipped with a7/16″ hex shank for secure and stable attachment to your drill. This auger bit is engineered for increased cutting edge angle, providing extra strength and durability. It is capable of cutting through nails and staples without losing performance, making it suitable for both hardwood and softwood with embedded nails and staples.