Half and twin ropes: Half ropes typically have a diameter of about 8 â 9mm, while twin ropes are usually about 7 - 8mm thick. Static ropes: Static ropes have a diameter of 9 â 13mm, and are commonly measured in inches, so you may see the diameter stated as 7/16â, for example.
Overview. Storax trees are fragrant deciduous small trees or large bushes that grow in mild and sheltered areas. The tree is named for the Hebrew word stacte (meaning liquid drop) because of the tree's sap or gum produced from its bark.
1 The Ilex genus contains more than 780 evergreen and 30 deciduous species of trees and shrubs native to North and South America, Europe, Asia, Africa, and Australia.  Hollies are dioecious; male plants produce pollen, and female plants produce berries.