Window Glazing Bead, Snap In Metal Type, Aluminum Profile - Special Packaged Order - Window Glazing Bead | Snap-In Metal Type, Aluminum Profile Mill Finish Beading as shown, Snap-In Metal Bead in the Mill Finish, Channel Snap in Aluminum Bead. Stock # SO-TI-FAB-MILL. This is a Special Order Pack of Twenty-Five (25) Pieces in 72" Lengths