All electrodes utilize the standard 3/32” (2.3mm) stainless steel shaft. The molded electrodes feature safety grip insulators combining patient and user safety with easy insertion into, and removal from, the surgical pencil. Electrodes are manufactured to the highest standards. They come individually packaged sterile or in non-sterile options.* Technical Specifications: Insulated: Non-Insulated Lifespan: Reusable Material: Stainless Steel Shaft: Straight Sterilization Status: Non-sterile Tip Style: Straight Dimensions: Length: 2 3/4 in Safety Specifications: Latex-Free: Yes