STIHL Rapid Hexa 33RH 3/8" .050 Ga. Saw Chain - 72 Drive Links is designed to meet the rigorous demands of professional users, ing exceptional performance and durability. This innovative saw chain features the patented HEXA design with a unique V-shaped cutting edge that delivers cuts 10% faster than the STIHL RAPID™ Super saw chain. Its advanced HEXA System also includes a distinctive hexagonal file, making hand filing quick and easy while maintaining long-lasting edge retention for efficient cutting. Model Number: 33RH 72