T kľúč

T-wrench is a common tool in daily life. It is used to screw the firmware, such as nuts and screws. It usually includes a wrench and a handle connected with the wrench. The handle comprises a handle and a connecting part connecting the handle and the pull head. The connecting part is generally connected to the middle of the handle, so that the T-wrench is t-shaped. The main materials are carbon steel and chromium vanadium steel.

When using a wrench, the size of the wrench opening should be consistent with the size of the nut. No gasket should be added to the wrench opening, and the wrench should be tightened against the nut or screw. Wrench in each pull before, should tighten the activity clamp mouth, first force pull, try its fastening degree, and then the body on a fixed support or feet apart to stand firm, and then forcibly pull the wrench. High work, should use a dead wrench, if a live wrench must be tied with a rope, the operator must stand in the position, fasten the safety belt. Use socket spanner, do not shake the spanner after setting the nut or screw, and put the spanner to the bottom. Nuts or screws with burrs should be handled, do not use hammer or other objects to drive the wrench. The wrench shall not be lengthened by casing, twisted with wrench, or used as a hammer.

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