Size: Features a 24mm diameter, as indicated by the marking on the shank. Shank Type: SDS-Plus (Slotted Drive System), which allows for quick, tool-free bit changes and secure locking in compatible rotary hammer drills. Function: Utilizes a high-impact hammering action combined with rotation to pulverize hard materials. Features: Typically equipped with carbide tips for enhanced durability and cutting power, and spiral flutes to efficiently remove dust from the hole.