The D51256K Features: • Tool-free indexed depth setting is lockable and repeatable. • Rear load magazine is fast and easy to load and unload with an industry leading 160 nail capacity. • Dual-load magazine can be loaded by either load & lock or lock & load for maximum convenience. • Magnesium housing delivers a 3.9 lb. unit-among the lightest in the industry. • Swept-back contact trip allows for better visibility and durability. • Low profile no-mar pad gives the user greater visibility and durability. • Trigger lock-off allows trigger to be disabled when not in use. • Tool-free reversible belt hook allows user to place tool on belt when not in use. • Tool-free jam clearing feature eliminates down-time from bent nails caught in the nosepiece. • Tool-free 360° exhaust channels air and dust away from user. • Tear-resistant rubber grip provides comfort over the life of the tool.