Product Description: The specifications and types can be changed to suit your needs. ◆ Comes in a storage box for tools protection and storage. This is a professional maintenance DIY tool set that can be conveniently used with just one product. This set is not a screwdriver set. [Specifications] Size: 6 x 19 pieces = 8mm/9mm/10mm/11mm/12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm/20mm/21mm/24mm/27mm/30mm/32mm ■ Size: 12squares x 6pcs: 10mm/12mm/14mm/15mm/17mm/19mm Material: Chrome bana. Dim; Socket: 1/2; Weight: 7.8 lbs (3.9 kg); Set Contents: 32 pieces; Outer box: 15.0 x 9.4 x 2.4 inches (380 x 240 x 60 mm); *Please check the images for details.