1)material wood handle 2)diameter of the ball:4mm 12mm 45mm 3)type1: needle ball 4)type 2: flat ball

a) compacting roller hand stitcher 1easy to handle 2get rid of air in the repaired convey

b)compacting  roller hand stitcher

  1 wood handle which is convenient to handle

   2 to get rid of air in the repaired convey for compacting

   3 high quality ball bearing makes it wearable