【CARBON STEEL MATERIAL】：The cutter head adopts carbon steel material. The hardened stainless steel drill bit has fast threading speed and longer service life. It is an electrician maintenance tool, mainly used for wiring modules, telephone lines and splitters. 【TWO-WAY CUTTING HEAD】：The cutter head can be used in two directions, one is a 110 type cutter head and the other is an 88 type cutter head, which can meet different needs. 【STAINLESS STEEL SPRING】：The internal structure of the wire cutter adopts a stainless steel spring design. The combination of one-piece steel belt and compression spring saves your effort when using cutting pliers. 【IMPACT ADJUSTMENT】：High and low impact adjustments can be made. The pulley on one side of the handle rotates to the low-impact LO end and rotates to the high-impact HI end. 【TOOL STORAGE SLOT】：There is a tool storage slot at the end of the wire cutting machine, which can temporarily store unused cutting heads in the groove to protect and store the