In life, we often use a hammer, but the hammer dangerous tool, believe it will hurt yourself. The weight of the hammer needs and workpiece material and role to adapt, too heavy or too light will have problems.
When using a hand hammer, hammer hammer wooden handle connection must be firm, slightly loose should be immediately tightened wedging or replace the hammer handle hammer wooden handle length must be moderate, in general, is a more appropriate length of hand hammer grip, the length of the forearm and hand hammer equal length; when you need a small percussion can be waved method, requires a strong percussion and always should be used to arm waving method; method should be used for arm waving attention hammer motion arc, hand hammer handle should not be oil pollution. Safety first, using a hand hammer must pay attention to safety.