SDS Plus: It features a chuck that secures onto the tool and allows for easy installation and removal. Suitable for tools with an SDS Plus receptacle.
Cylindrical: It has a round shank and fits all drills with three-jaw chucks (manual or automatic).
SDS Max: It features a chuck that secures SDS Max tools and allows for easy installation and removal. SDS Max drills are typically available in larger sizes compared to SDS Plus and are intended for more demanding tasks.
Hexagon: It features a hexagonal shank that allows for a secure fit into drill chucks, without losing speed during operation.