Counter Sunk Timber Screw
100mm long stainless steel 316 hex head drive
Self tapping 100mm length with 18mm outer; M12 diameter head
Ideal for fixing base plated spigots onto timber deck
Check to ensure inner diameter of base plated spigot hole suits a screw with 18mm diameter outer head
 
Bungle Batten Screw
75mm long stainless steel hex drive head
14 gauge x 75mm length with 14mm outer diameter head
Check to ensure inner diameter of base plated spigot hole suits a screw with 14mm diameter outer head: base plate hole diameter varies on spigot ranges
Also, can be used independently as a bungle batten screw for affixing timber decking to joists