A screw picker is a small tool used to handle small screws during small intricate repairs. The screw picker has a small claw that can be extended and grasp the small screw to twist it in place.
presuming you mean the lead screw on a lathe, used when cutting threads on the workpiece, then the screw itself is obviously fixed, but the rotation of it may be able to be changed, depending on the lathe manufacturer.
symbol for screw down non return valve
Cant say from experience with this particular model whether it is an air or fuel screw, however; If there is only one screw then it does both. If there are 2 others near it then one does the air, the other two do the fuel. The factory standard setting for the main idle-adjustment screw on most bikes is 1 and 1half turns out from closed position. This is often the case with the other adjuster screws as well, but the mixture will need to be altered as the engine wears.
Linear and rotational
Pozidrive fits in a little tighter and will not slip when turned really hard.
A screw clamp is something that is used to put a screw in place. There are hand screw clamps where you use your hand to tighten the screw.
Ratchets are used to prevent extra pressure on the screw in the screw gauge.
what crosshead screwdriver used for
Plain (slotted ) Phillips and Pozidrive (crosshead) Torx. Tri wing. Plus various other tips.
it was used to tighten or loosen a screw
A screw may be used to fasten things together, or to wedge things apart.
why design a screw jack? there are all different types of screw jacks available screw jacks are used on vehicles, other screw jacks are used in construction,and any other lifting application that you can thick of.
An Allen key is used on an Allen screw. Each screw has a different key that must be used. If you do not have the appropriate key for the matching screw you will be unsuccessful in removing or inserting the screw.
An Allen key is used on an Allen screw. Each screw has a different key that must be used. If you do not have the appropriate key for the matching screw you will be unsuccessful in removing or inserting the screw.
A screw driver is used to screw, screws into wood it is a very useful tool.
A screw used to hold two pieces of wood together, and a screw used to attach a light bulb in a lamp are common examples of screws.