SDS & SDS+: Have two open grooves held by the driving wedges and two closed grooves held by locking balls. Both SDS and SDS+ are interchangeable.

SDS Max: Has three open grooves and locking segments rather than balls. It is designed for hammers over 11 lbs. The wedges grip an area of 15.31-inches and the shank is inserted 3.54-inches.

SDS Max: Has three open grooves and locking segments rather than balls. It is designed for hammers over 11 lbs. The wedges grip an area of 15.31-inches and the shank is inserted 3.54-inches.

Hex: Is a solid bar of case-hardened steel, pointed at one end, with a shank and upset collar at the other. Used to break up pavement, rock, asphalt, or concrete.

Hex: Is a solid bar of case-hardened steel, pointed at one end, with a shank and upset collar at the other. Used to break up pavement, rock, asphalt, or concrete.

Straight Shank: Is the most usual style on modern drill bits, by number manufactured. It is most often made the same diameter as the drill bit. It's then held in a 3-jaw drill chuck.

Straight Shank: Is the most usual style on modern drill bits, by number manufactured. It is most often made the same diameter as the drill bit. It's then held in a 3-jaw drill chuck.

Straight Shank: Is the most usual style on modern drill bits, by number manufactured. It is most often made the same diameter as the drill bit. It's then held in a 3-jaw drill chuck.