First, this is the most comfortable knife handle you've ever used... and the adjustable chuck will hold every hobbycraft blade mad.e Second, it's the finest pin vice we've ever seen. The brass chuck and 4 collets will hold drillbits from .018" to 1/8". Third, it's an indispensable hand vice for holding micro-size parts while filing, drilling, cutting and more. The knurled brass tensioning knob at the back end draws all items tightly into the chuck. Hand and vice head are moulded Nylon. All other components are solid brass. 12mm x 127mm handle. 12mm vice capacity.
• Holds drill bits from: .018" to 1/8"
• Nylon moulded hand and head vice
• 12mm x 127mm handle
• Vice capacity: 12mm