Countersunk Screws

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This collection has 32 active countersunk screws: socket countersunk screws, machine screws, self tapping and self drilling screws, decking and chipboard screws, an assortment kit and refill, and timber inserts. Most listings carry a size selector, so check the variants for the one you need. What's in the range Type Listings What's there Socket countersunk screws 17 Flat head socket screws in metric, UNC, UNF and BSW, in alloy steel (plain, zinc and black finishes) and 304 and 316 stainless steel, from Hobson, Bremick, SOKO, Bumax and Inox World Machine screws 4 Phillips head countersunk machine screws in metric and BSW, in 304 and 316 stainless steel Self tapping and self drilling screws 4 Phillips and square drive countersunk self tapping screws in imperial and a metric self drilling screw, in 304 and 316 stainless steel Decking and chipboard screws 3 Square drive countersunk decking screws in 304 and 316 stainless steel and a ribbed shank chipboard screw in A2 stainless steel Assortment kit and refill 2 A Champion countersunk socket head cap screw assortment kit and refill Timber inserts 2 M6 countersunk timber inserts in 316 stainless steel, right hand and left hand thread, in boxes of 10 Choosing a countersunk screw Start with the drive: socket (hex key), Phillips or square drive. Then choose the thread form, which can be metric, UNC, UNF or BSW, and the material or grade shown in the title, such as alloy steel with a plain, zinc or black finish, or 304 or 316 stainless steel. Machine screws are listed in metric and BSW, and self tapping and decking screws are listed in imperial or metric as shown in the title. Always check the data sheet for sizes and material details before you order. For a closer look, read our Countersunk Screw Guide and our Self Tapping and Self Drilling Screws Guide . Related ranges See screws , socket countersunk screws , machine screws , self tapping screws , self drilling screws , decking screws , timber inserts , socket head cap screw