Exalted - Three Tales
a pair of bracers of universal crafting (wonders of the lost age page 72)
these bracers are surgically implanted into Orochimarus arms
for two motes of essence they allow Orochimaru to make repairs with out the need for tools as he can shape essence into whatever tool he needs
after summoning at the Heptogram Orochimaru travvelled to Lookshy to study under the great sorcerer engineers there. while in Lookshy he cam across these bracers for sale and arranged to have them surgically implanted.