Hammer screwdrivers 8 pcs SATA 09602

   Hammer screwdrivers 8 pcs SATA 09602
- Use to tighten or unscrew the screw.
- Using a screwdriver with safety is done as follows.
- Select the mouth of the screwdriver according to the groove of the screw head. Or bolts such as the four-pointed mouth, groove of the screw head Must be four-pointed, flat-head, and groove on the screw head must be round
- The thickness of the screwdriver's mouth must fit in the groove of the screw head.
- The right-hand grip of the screwdriver Use your right hand to hold the handle. The left hand held the axis. And twisting with the right hand The left hand only to support If power is not enough, use a wrench.
- While in use, the screwdriver must be upright. Or perpendicular to the screw head To loosen the screw, twist the screwdriver counterclockwise. And twist it clockwise to tighten.
- Torque the screwdriver only. Do not press too hard.
- Do not hold the workpiece in your hand while using a screwdriver. Because it may miss the right hand
- Do not use a damaged screwdriver, such as a broken or cracked handle. Bent or twisted mouth
- To tighten the screws for wooden workpieces should be used with a hammer or a pilot drill.
- The mouth of the screwdriver and the screw head must be free of oil or grease.
- Do not use a screwdriver to extract the center iron or the lever.
- Do not use a hammer to hammer the screwdriver handle. Except for a screwdriver designed to hammer hammer