The BGS 14-piece hammer and chisel set provides a comprehensive toolkit for precision metalworking and mechanical tasks. This professional-grade collection includes a versatile exchange-head hammer with five interchangeable heads made from copper, aluminum, plastic, nylon, and steel, each approximately 35 mm in diameter. The hammer features a hickory-steel handle manufactured according to DIN 1041 standards, with a total length of 305 mm and a weight of 300 g. The set contains hardened punch drivers in sizes 3 mm, 4 mm, 5 mm, 6 mm, and 8 mm, a 15 mm flat chisel, a 4 mm cross-cut chisel, and a center punch, all with hexagonal shanks for secure grip and durability. Each accessory measures 150 mm in length, ensuring comfortable handling during detailed work. The complete set is organized in a compact storage case measuring 408 mm in length, 189 mm in width, and 32 mm in height, with a total weight of 2,052 g. This multi-colored tool assortment is designed for mechanics, technicians, and craftspeople requiring reliable instruments for punching, driving, and chiseling applications in automotive, machinery, and metal fabrication environments. The BGS model 4129 combines German engineering standards with practical tool selection for professional workshop use.