Feature: 100% Brand new and high quality This 0.5-3mm twist drill chuck set is made of copper with excellent workmanship The collets can go with twist drill as a mini hand drll for ABS board, aluminium shet, paperboard drilling Description Material:Copper Color:Golden Size:As picture shown Package Included: 1 x Axis 1 x Allen Wrench 1 x 0.5mm Drill Collet 1 x 1.0mm Drill Collet 1 x 1.5mm Drill Collet 1 x 2.5mm Drill Collet 1 x 3.0mm Drill Collet Note: 1.Our size are Asian Size,1-2 size smaller than euro size,please choose your size according to the size chart. 2.Due to the hand measurement, there have size error about 1-2 cm.Item color displayed in photos may be showing slightly different