Brass Cup washers Brass Screw cups threaded sockets knurled cup washers
Screw Cup Solid Brass
Flush Fit Screw Cups Nickel Plated Knurled Edge 11mm OD for 5.0mm Screw | Multifix UK
CUP SCREW - (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,
Diall M4 Brass Screw cup Washer, Pack of 25 | DIY at B&Q
BRASS SCREW CUPS BRASS SOCKET INSERTS MACHINED BRASS CUP WASHERS FOR CSK WOOD SCREWS