Material: 27.42 grams ( 0.06 lbs)Size: 48mm (1.9") x 17mm (.67") x 88.9mm (3.5")Resolution: 0.20mmLayers: 450 layers Rafts: Yes Supports: NoPrint Time: 5 hr 36 minFunction: Pair of English and metric hex key holders with sizes molded into the side - the very adventuresome of us could paint the numbers with black paint so they look "official".