Replacement Blade for the Engel HSGM 60 Watt. it is one of the best hot knives on the market for cutting all synthetic rope, shockcord, Dyneema® and webbing. Can also be used for cutting and sealing fabric, and sailcloth. Two LED lights come on automatically. Professional quality tool- we use ours in store multiple times every day and the unit lasts for years despite our best efforts! We replace the blade every 12 months or so.