Boss Hammer 16 oz. Pro Series Milled Face Full Titanium Hammer. The Boss Pro Series Titanium Hammer was built to be the best performing hammer in its class. 16 inch out-to-out length, milled face. The powerful Pro Series Titanium Hammer drives like a 28oz steel hammer and conquers construction, concrete, framing and anything else you throw it at. Ti64 construction grade titanium. Boss Signature Squaring system laser engraved into the handle, magnetic nail starter and dual side nail pullers that extract any nail with ease. This lightweight titanium hammer is fitted with an over-molded no-slip rubber grip. The titanium hammer swings light, strikes hard and feels better than any hammer you have ever swung. 13mm / half inch socket integrated in the bottom of the handle for changing saw blades and other common tools. Available in 14 oz and 16 oz head weight options. Align the shoulder of the hammer to mark a quick 90 degrees. Comfortable over-molded rubber grip absorbs impact shock for all-day use. Easily start any type of nail and avoid smashing fingers. Efficiently extract nails and save your claw with offset dual nail pullers. Includes common cuts and degree markings typical of a framing square. Quickly mark cuts by simply pivoting the hammer from the claw of the hammer. Quickly mark 45 degrees by simply aligning the ledge of the grip and marking along the frame of the hammer for a perfect 45-degree angle.