Bugle Head Batten Type 17 screws are designed for fixing heavy timbers where a flush finish is required. Common applications include; boardwalks, pergolas, furniture and fencing. It is also used for fixing roofing battens to timber rafters.
The Type 17 Screw has a course tapping thread and a special long sharp fluted point for self drilling into timber.
14 gauge diameter = 6.2mm Thread = 10 TPI In hex drive = 5mm