These are old stock steel tubular rivets with a tube diameter of 1/8" and head diameter = 3/8". Available in length 5/8" or 9/16" only.
Tubular Rivets, Semi-Tubular Rivets
Double tubular rivets, lower part, closed, type A, 9.1 mm head diameter
Semi Tubular Rivet at Rs 60/piece, Semi Tubular Rivet in Ludhiana
tubular rivets products for sale
Types of Rivets: Different Types of Rivets and Their Common Uses
Snyders - Product TUBULAR RIVET TOOL 3/16 RA-1017
tubular rivets products for sale
7 Types Rivets For Metal Sheets Assembly - KDM Fabrication
400-Piece Solid Rivet Kit Small, Thick Aluminium Flat Head Rivets (M2/M2.5) for Hardware Products
Hollow Aluminium Rivet in Rajkot - Dealers, Manufacturers & Suppliers - Justdial
Black Steel Tubular or Hollow Post Rivets, Brettuns Village
Tubular Rivet 100 Pack Nickel Plate 5/16 1294-51 - Stecksstore
Tube Rivet Tool
Different Types of Rivets and Their Applications - Runsom Precision