30 Metal Chrome Skull Beads For 550 Paracord Bracelets, Lanyards, & Other Projects 30 Brand New Chrome Alloy Skull For Paracord Projects Measurements: 20mm x 11mm x 11mm with an approximate hole size of 6mm. Great for paracord projects Use for knife lanyards and paracord bracelets Your order will almost always be shipped the following day, with the exception of Sundays.