With the newest "Evolution in Trimmer Line," Echo Black Diamond, you can both feel and see the difference. Black Diamond delivers the quickest cutting trimmer line available with optimum cutting efficiency, optimised fuel usage, and noise reduction. For both pros and homeowners, the Black Diamond range offers incredibly quick cutting. The twisting diamond shape of this specific type of line provides smooth, clean cuts while remaining sharp and durable. 

Black Diamond is designed for medium to industrial landscaping, best used in residential and commercial situations. High-grade nylon is used in the production of Black Diamond to ensure remarkable durability, and the twisted cross section reduces trimmer vibrations, extends line life, and, ultimately reduces engine drag.

Features; 

• Unique diamond-shaped, twisted line delivers ultra-fast cutting
• Professional grade line for residential and commercial use
• Durable, long-lasting with reduced trimmer vibrations
• Designed for one-pass cutting, to maximize efficiency
  
• Twisted design provides razor sharp cutting edges for a clean, even cut