and high quality excellent workmanship. Copper miniature drill chuck, and drill mix to form a hand drill The collets can go with twist drill as a mini hand drll for ABS board, aluminium shet, paperboard drilling. Colour:copper Colour Kindly Remind Small objects,place where children cannot touch and get. Small objects,please keep properly after use,avoid loss. Please wear goggles when using the drill. Specifications: Quantity: 24pcs Adapter drill: 0.5MM-3.0MM size: 27.5 x 9.3 x 6mm Material: Copper Package Contents: 3 x For 3 x Copper Cap 3 x Hex wrench 3 x 0.5mm drill collet 3 x 1.0mm drill collet 3 x 1.5mm drill collet 3 x 2.5mm drill collet 3 x 3.0mm drill collet Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.