STIHL 33RS-81 Oilomatic® Rapid Super Chain is a high-performance chainsaw chain designed for professional use. Featuring an aggressive full-chisel cutter design, this chain delivers exceptionally fast and precise cutting, even in hard or frozen wood. Its innovative cutter and tie strap design significantly reduces vibration, ensuring smoother operation and less fatigue during demanding forestry tasks such as felling, bucking, and limbing. The razor-sharp, square-cornered cutters minimize friction, providing clean cuts and excellent plunge-cutting efficiency. Optimized with OILOMATIC® lubrication, this durable chain is i for high-powered chainsaws and is built to meet the needs of trained professional cutters who require reliable and efficient cutting performance. Model Number: 33RS 81