Needle size :0.2mm 0.25mm 0.3mm 0.5mm 0.75mm 1.0mm 1.5mm 2.0mm 2.5mm 3.0mm
-9 disks x 60needles (540 needles in total)
-Roller color:purple
-Needle material: Medical Purpose( Titanium alloy steel)
-Body Material: Plastic, black / white color
-Special a method of construction by lock-up