... shank diameter-2.8mm, length-50mm strength-HRC48 Steel Twist Nail Nail body is twisted , head for round flat ... pointed bottom .Applicable to some very strong the nail force places, such as drawer, wooden ceiling derrick ... Twist Nails series specification options,Material:Iron, carbon steel, stainless steel, Q195,Q235.Head type: flat, round flat, ... pallet or as customers' requirement. Steel Twist Nail