WKX9029-3
  * Unit size: 155x11x13mm
  * Unit Wgt:7.1g
  * Spec: tip size: 0.5/0.7mm
  * Selling unit: 21x9x1.6cm
  * Meas: 36x23x22cm
  * G.W./N.W.(kgs): 3.3/2.3
  * Packing: 3pcs/card,24cards/inner,48cards/ctn