The following figure woodworking saw, carpenter in the use of this saw saw cutting wood, hand grip where the most appropriate

In B, D two places to apply power, and frictional resistance, basically in the same straight line, sawing will not produce too much torque, so that the vantage point of rotation, vantage point in order to hold a stable, look at the saw teeth situation, hold B, along the sloping downward force to push the process of the person's thrust along the downward direction of the force will increase vantage point of the pressure of the wood, increase friction, the occurrence of the sawing of the effect of a significant.