workshop calculator

workshop calculator is a phone based reference for engineers and toolmakers to hobbyists, including: - thread sizes including tapping size and pitch, right angled triangle solution, machine feeds and speeds for high speed steel and carbide and inserts, hole circle co-ordinates with rotation and off centre options, bend allowance, blanking pressures of various materials, round to square, gears and belts, weld, material volume and weights, variable ratio dividing head.