Aluminum semi-tubular rivets have these dimensions:1/8" in diameter, 7/32" head diameter, 3/8" long shaft (from under the head to the end of the tube), 1/8" hollow length inside tube.
BOTTEN 100 pcs 1/8x 3/8 Pop Rivets, 3.2 x 10 mm Aluminum Blind Rivets Kit, Pop Rivet, Pack of 100 (Silver) : Industrial & Scientific
100Pcs 6mm x 8mm Aluminum Flat Head Semi-Tubular Rivets Silver Tone
100Pcs 6mm x 8mm Aluminum Flat Head Semi-Tubular Rivets Silver Tone
100 PCS Aluminum Blind Rivets 1/8inch x 3/8inch (3.2 x 10mm), Pop Rivets Core Pulling Rivets Grip Range 3-6mm, Silver, 1/8inchx3/8inch (3.2x10mm)
SE0890687140AT, Bayfast Semi-Tubular Rivet; 3/32 Inch, 0.085 – 0.089 D X 0.687 L, Oval HD, Alum 5056, Tapered Hole (100: : Industrial & Scientific
500pcs 3/16 x 3/8 Aluminum Blind Rivets, Self-Plugging Open End Type Pop Rivet with Steel Mandrel, Large Flange Blind Rivets for Sheet Metal, Automotive, Railway, Duct Work, Rivet Gun : Industrial
100pcs M3 x 12mm Aluminum Flat Head Semi-Tubular Rivets Silver Tone
3/8-16 THREAD SIZE BLIND - INSTALL FROM ONE SIDE THICK WALL DESIGN FOR MAXIMUM STRENGTH ADDS THREADS TO THIN SHEETS EASY INSTALLATION WITH MANUAL OR
Aluminum Rivet-NUT Plain Finish, 3/8 -16 X .030-.115 Grip Range (Pack of 50)
BOTTEN 100 pcs 1/8x 3/8 Pop Rivets, 3.2 x 10 mm Aluminum Blind Rivets Kit, Pop Rivet, Pack of 100 (Silver) : Industrial & Scientific