L Type Perforation Socket Wrench Carbon steel Wrench Hand Tools

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L Type Perforation Socket Wrench Carbon steel Wrench Hand Tools

Material:45#Carbon steel

Finish: mirror polish ,sand blasting，matt

SIZE: 6,7,8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, mm

Packing:AS your request

L Type Perforation Socket Wrench Carbon steel Wrench Hand Tools

Q: How to distinguish between screw size corresponding to the big wrench?: The opening wrench for the outer six angles is more accurate with the six angle nut, since there are six angle bolts and small hexagon head bolts. Wrench specifications used for 7, 8, 10, 14, 17, 19, 22, 24, 27, 30, 32, 36, 41, 46, 55, 65; the corresponding thread specifications for the M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M36, M42.

Q: How to choose torque wrench for automobile assembly: The torque wrench used in automobile assembly should pay attention to the following points:1: spanner is durable2: indication stability, good repeatability3: simple structure, easy maintenance4: the price is not too expensive (to use a lot of words to use imported wrench with high price there will be a lot of customer service service issues.)Note: it is recommended to use domestic wrenches, cost-effective, high after-sales service cycle short, easy to use and replacement parts.

Q: How about 12 inches in a 12 inch adjustable wrench?: The movable wrench is a wrench for short, and the opening width can be adjusted in a certain range, and is a tool used for fastening and loosening nuts and bolts of different specifications. The inventor of the wrench was Johannsen (Johan Petter Johansson, Sweden, Sweden), who invented the movable wrench in 1892.

Q: What's the difference between toilet press top and side wrenches?: There are no essential differences between the top press and side wrenches of the toilet water tank. It is only a habit. Only the top press type has two water options, which is relatively water saving.

Q: What are the sleeve wrenches commonly used in automobile maintenance?: A wrench is an ordinary tool for dismounting bolts and nuts with edges and corners. According to the structure and the use of different, often used in the wrench, plum wrench, live wrench, socket wrench, pipe wrench, torque wrench and special wrench and so on.A wrench is an ordinary tool for dismounting bolts and nuts with edges and corners. According to the structure and the use of different, often used in the wrench, plum wrench, live wrench, socket wrench, pipe wrench, torque wrench and special wrench and so on.

Q: The process of making an ordinary open-ended wrench requires material and heat treatment: The blank after the rough machining after quenching, good milling opening angle of 780 DEG C after heating, in salt water (local spanner mouth) quenching, tempering 250 DEG ~350 deg. This will ensure that the wrench has a certain degree of hardness, wear and tear does not hurt the nut, wrench the rest of the parts have a certain toughness, can withstand torsion load. (machining process omitted)

Q: What's the manual wrench?: The manual also called ordinary spanner wrench, mainly used in the ordinary life and work, it is very simple to use, mainly divided into single head wrench, double wrench spanner wrench, wrench, socket wrench, sleeve wrench, a screwdriver, torque wrench, torque wrench, wrench, ratchet wrench, cross hook wrench, inner six angle wrench, square wrench, manual clutch torque wrench, pipe wrench, T type wrench, L type wrench, spanner, crescent wrench, trigeminal drum wrench, tire wrench, spark plug wrench, wrench wrench, wrench and other combination. The torque wrench is divided into a sound wrench, a pointer wrench and a digital wrench.

Q: Torque wrenches, 72 teeth and 45 teeth, which one has greater torque?: The torque is the same. The number of teeth you say should refer to the number of teeth on the ratchet of the wrench head. 72 and 45 do not affect the torque value

Q: What's the effect of a wrench in life?: Adjustable wrench: the opening width can be adjusted in a certain size range, and screws or nuts with different specifications can be screwed. The structure characteristics of the wrench is made with fine tooth fixed jaw pliers flat concave; the movable jaw is made of flat jaw; the other end is concave with jaw serrations; pressed down the worm, the movable jaw can be quickly removed, replace the jaw position.

Q: What's the difference between an electric wrench 28V and an 32V?: Because the current lithium wrench on the market are 18V, the full power of the highest voltage of 21V, 32V is a virtual standard, 28V is also a virtual target. The actual battery pack contains 10 18650 electric cores, a single 18650 of the core is 3.6V, a row of 5 series to get 18V voltage, and then the two lines in parallel, to get the capacity of the battery pack. You can use a multimeter to measure the amount of electricity, when the amount of electricity is 18V, full of electricity when the maximum voltage is 21V.

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