When moving the drill up and down, the drill operator must pay attention to the movement of the drill block

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When operating a winch, the posture should be upright and in tandem
When operating a winch, the posture should be upright and in tandem
When moving the drill up and down, the drill operator must pay attention to the movement of the drill block
When moving the drill up and down, the drill operator must pay attention to the movement of the drill block
It is strictly forbidden to hoist persons with a rope
It is strictly forbidden to hoist persons with a rope
Beware of the cat's head rope getting tangled and breaking, hitting people
Beware of the cat's head rope getting tangled and breaking, hitting people
Lift the slip handle upwards and be careful with the elevator
Lift the slip handle upwards and be careful with the elevator
Slips on jacks must be tied with ropes
Slips on jacks must be tied with ropes
Be sure to take care front and aft when pulling the cat's head
Be sure to take care front and aft when pulling the cat's head
Pulleys must be covered
Pulleys must be covered
Push and release the tongs, don't back down, so as not to hit people
Push and release the tongs, don't back down, so as not to hit people
The position of the tongs should be upright
The position of the tongs should be upright

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When moving the drill up and down, the drill operator must pay attention to the movement of the drill block

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