SCREW CUP WASHERS BRASS SELF COLOUR - FastFixDirect
Screw Cup Socket Inset (Knurled) 8 Gauge | Toolstation
No10. Brass Turned Screw Cup - Orbital Fasteners
SCREW CUP NICKEL 6 GAUGE (PK OF 60)
8ga Surface Screw Cups Brass 100 Pack - Screwfix
CUPSCREW - (SCREW(Industrial fasteners)|Special Bearing Point):It has a flanged head with cup shape which has same function with spring loch washer. By making the flange in the shape of a cup, it
ForgeFix Screw Cup Washers | No. 6's | Solid Brass, Polished | Bag 200 : Amazon.co.uk: DIY & Tools