heat shrink tubing set 171 pieces colorful * ensures quick and protected electrical installation * wide selection of sizes and colors for flexible use * high electrical insulation up to 600v – increases operational safety * easy overview and handling thanks to assortment box * durable construction designed for professional use in workshops and industry heat shrink tubing for electrical installations and workshop environments suitable for electrical installations cable marking and protection in all types of b2b environments such as workshops industries electrical contractors and maintenance departments. The set includes spare parts in multiple sizes facilitating quick replacement and minimizing downtime. technical specifications * temperature range: -55 ℃ to 125 ℃ * shrink temperature: 70 ℃ to 110 ℃ * shrink ratio: 2:1 * electrical insulation: up to 600v * dimensions and quantities: * 2x30 mm – 25 pcs green * 2x30 mm – 25 pcs white * 2x30 mm – 25 pcs red * 2x30 mm – 25 pcs black * 4x60 mm – 10 pcs blue * 4.5x60 mm – 10 pcs black * 5x60 mm – 8 pcs red * 6x60 mm – 6 pcs white * 9x90 mm – 11 pcs blue * 8x90 mm – 11 pcs white * 18x90 mm – 7 pcs yellow * 12x90 mm – 7 pcs green * 10 mm x 1 m – 1 pc black * package dimensions: 3 x 10 x 21 cm with convenient compartments * model: bst-627052 frequently asked questions how is the heat shrink tubing installed? place the tubing over the cable and gently heat it with a heat gun until it shrinks to a tight and secure fit.is special electrical qualification needed for installation? basic electrical knowledge is recommended especially when working with higher currents.how is this product delivered to workshops or industries? packed in a sturdy assortment box ready for immediate delivery to the workplace or storage.are spare parts and additional variants available? yes available in several sizes and spare parts can be ordered directly from us for quick replenishment to b2b customers.