Features： 1、Strong Light Conductivity: Dental LED guide rod has light conductivity, which is very helpful for teeth whitening and is a good helper for dentists. 2、Suitable Brand: Dental optical guide rod is able to be applied to most brands of light curing machine, therefore you are able to use it with confidence. 3、High Temperature Resistance: Dental light guide rod has temperature resistance, which is able to withstand up to 400℃ and is very practical. 4、Color: Professional dental lamp optical rod is partially black, which is very stain resistant and is able to attract your attention and is very convenient. 5、Stainless Steel: Dental guide rod tip is made of stainless steel, which is very durable and has a long service life. It is able to be used for a period of time. Specification： Item Type: Dental optical guide rod Material: Stainless steel Size: Approx. 21 x 12mm / 0.8 x 0.5in Color: Black Package List： 1 x Dental Optical Guide Rod