The blade of Winland's auto-rotating bypass pruner is made of high carbon steel with non-stick coating. It is a fully hardened blade and hook with non-stick coating. The durable aluminum handle has a non-slip PVC grip. The auto-rotating handle minimizes strain and fatigue especially during extended use. The user adjusts the lock to fit large or small hands. The large protection handle protects fingers from horning branches while pruning. www.winland.imb2b.com