TEK SCREW CSK TIMBER TO STEEL 5.5x100 3PT

Packed: 100 Self drilling screw fixing timber to steel with the countersunk leaving a very flush finish The wings drill a clearance hole in the timber to prevent 'jacking' and then snap off as soon as they reach the steel resulting in a very strong grip No pilot holes required and has an industry standard cross recessed head Technical Info: Driver Type PH3 Thread TypeCoarse Thread Point TypeNo. 3 Max Steel Thickness3.6mm Max Fixture Thickness83mm