CRAFTSMAN 48 Piece Standard (SAE) and Metric Combination Polished Chrome Mechanics Tool Set Indoor Smart Plug A: Use to cover expansion Item Weight:14.1 A: Use to cover expansion gaps and create a neat transition at doorways or along vertical objects like sliding glass doors and fireplaces A: It uses Milwaukee M12 batteries and includes a REDLITHIUM XC 4 Total Number of Pieces 48 Number of Drive Tools 6 Number of Extensions 3 Number of Sockets 42 Number of Quick Release Ratchets 1 Number of Wrenches 0 Case Type Hard Warranty Lifetime Number of Additional Tools Included 0 1 2 in Drive Ratchet Included No 3 4 in Drive Ratchet Included No Sub Brand N A Case Height (Inches) 9 CORROSION RESISTANCE: Full Polish Chrome Finish MINIMAL ARC SWING: 72 tooth Ratchets ACCEPTS 6 DIFFERENT TYPES OF FASTENERS: Universal Socket INCREASED TORQUE: 6 Point Socket with fastener ALLOWS FOR EASY TOOL STORAGE: Durable Blow Molded Case QUICK SIZE IDENTIFICATION: Large Markings Meets or Exceeds ASME Specifications Common applications include automotive mechanical and home repair CRAFTSMAN Full Lifetime Warranty