The width of the handle handle length of 8cm, the handle closed the widest width of 7cm, did not put the pliers have different width of the closure are different, if any questions please contact customer service and then shoot! the The width of the hole is 9mm, can be used for 9mm and 12mm straw hat lamp beads, 12mm only need to clip a little on it, for the previous handle is too small, we now handle is 7-inch handle, than the market on the 5-inch handle to be much larger, more in line with the hand position. -