Type: Rivet & Burr #9 (Large) Color: Solid Copper & Solid Brass Post Length Options: ½", ¾", & 1" Head Size: 12mm (approx. 15/32") Post Diameter: 4mm (approx. 5/32") Burr Diameter: 11mm (approx. 7/16")#12 (Medium) Color: Solid Copper & Solid Brass Post Length Options: ½", ¾", & 1" Head Size: 9mm (approx. ⅜") Post Diameter: 3.5mm (approx. 1/8") Burr Diameter: 9mm (approx. ⅜")#14 (Small) Color: Solid Copper, Solid Brass, Aluminum Post Length Options: ⁹⁄₃₂", ⅜, & ½" Head Size: 9mm (approx. 3/8") Post Diameter: 2.75mm (approx. 7/64") Burr Diameter: 9mm (approx. ⅜")Setting Tool/Tools #9: 011-811000 #12 & #14: 011-811001 Note:The size number (#9, #12, #14) designates the head size, and the inch measurement designates the post size.Approximate Number of Rivets Per Pound:Copper #12 1/2" - 237Copper #12 3/4" - 188Copper #12 1" - 154Copper #9 1/2" - 145Copper #9 3/4" - 120Copper #9 1" - 102Brass #12 1/2" - 240Brass #12 3/4" - 197Brass #12 1" - 159Brass #9 1/2" - 143Brass #9 3/4" - 121Brass #9 1" - 100 Rivets and BurrsThese rivets and burrs are just the ticket when you need a sturdy, yet decorative fastener. Available in Solid Copper, Solid Brass, and Aluminum. Sold in 10 pks and 50pks, the #9 and #12 rivets are also sold by the pound. You will need some heavy-duty wire cutters for trimming the posts!As a note, the #9 and #12 sizes only come in Solid Brass and Solid Copper, and no smaller than ½"Item # RVBR