Explain the purpose of codes of practice.Considering the types of hand tools given below and their characteristics, uses and limitations, mention the hand tools you would use to complete the different operations specified. Hand tools: • retractable tape measure • folding or steel ruler • combination square • spirit level • string line • chalk line • hand saw • coping saw • carpenters hammer/claw hammer • wood chisel • hand plane • metal trimming knife • clamp • bevel • tin snips Operations: a. To hold edges when gluing b. To reach into tight spaces and acute angles when making joinery. c. To deliver precise cuts on a wood d. For cutting tough materials, like sheet metal and plastic e. To define lines and levels in a pegged out area f. Shaving down the edge of a door that sticks in its frame g. To ensure the integrity of a 90° angle, measuring a 45° angle, measuring the centre of a circular object, find depth and simple distance measurements h. To layout and transfer angles i. To cut intricate external shapes and interior cut-outs in woodworking or carpentry j. To drive nails into, or pull nails from, some other
