supply of high-quality heat shrinkable tube , slo , high-quality heat shrinkable tube, specifcally designed for electrical insulaton, strain relief, a nd environmental protecton of cables and connectors. it features a fexible, fame-retardant polyolefn constr ucton that shrinks in diameter when heat is applied, providing a tight, protectve skin over internal compo nents. made up of material: cross-linked polyolefin (sbrs grade).colour: mate black and having nominal si ze: 40 mm with a shrink ratio of 3:1(approximately.) [ warranty period: 30 months after the date of deliv ery ] ] , slotted pan head self tapping screw size: 10 x 16mm [ warranty period: 30 months after the date of delivery ] ] , slotted pan head self tapping screw size: 8 x 16 mm [ warranty period: 30 months after the date of delivery ] ]