4 pieces of wooden chisel with plastic handle set ( 6, 12, 18 and 24mm) strikes the perfect balance between price and performance. Blue  plastic handles are designed for mallet and occasional hammer use. Blades are heat treated to within 1" of the bolster to maintain a nice edge, and ensure a long bench life. Blades are fully machined on all faces and are finish honed to 30 degrees, ready for use. Each chisel comes complete with a plastic guard to protect the blade and the user .Designed for use with a mallet but can be occasionally struck with a hammer. This Chisel set is ideal for Carpenters, Woodworkers, Joiners, Builders, Plumbers, Electricians, Roofers, Floors, and Home Owners .