0.040 - 0.354 Inch Grip 3/16 Inch Dia x 0.906 Inch Bright Polished Aluminum Dome Head Trifix ™ Tri-Folding Blind RivetPerfect for inconsistent grip ranges or oversize out of round holes that are typical in plastics. Trifix is designed to work like a moly bolt in that it splits out into three legs at the backside. Its extended bearing surface spreads the load over a wider area to prevent pullout in plastics or other similar soft or thin sheet materials. Bright polished and stocked in white black and almond colors.