Double Flexible Socket Wrench Carbon Steel Wrench Hand Tools

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Double Flexible Socket Wrench Carbon Steel Wrench Hand Tools

STANDARD：ANSI , DIN

Material:40cr，50BV30，45#Carbon steel

Finish: mirror polish ,sand blasting，matt

SIZE: 8*9.8*10.10*11.10*12.12*13.12*14.14*15.14*17.16*17.17*19.18*19.20*22

Packing:AS your request

Double Flexible Socket Wrench Carbon Steel Wrench Hand Tools

Q: How to disassemble a wrench faucet?: You are not recommended to dismantle, good leading assembly is more sophisticated, you will be installed after the demolition back, it is not so easy to use

Q: When the first warranty is over, how can there be a wrench?: Develop the habit of reading instructions and contacting the service station and the after service department of the manufacturer. Sometimes their words are the last word.

Q: What material do open wrenches use?: Recommended heat treatment temperature:1, normalizing 850, quenching 840, tempering 600.2, No. 45 steel quenched without tempering before, hardness is greater than HRC55 (up to HRC62) qualified. The highest hardness of the actual application is HRC55 (high frequency quenching HRC58).3 and No. 45 steel shall not use carburizing and quenching heat treatment process.

Q: What is the difference between pneumatic sleeve wrench specification 1/2 and 3/4?: The utility model relates to a steel connecting sleeve, which is a special product used for mechanical connection of steel bars, and is divided into a cold extruding sleeve, a taper threaded sleeve and a straight threaded sleeve.(1) according to the size (mean four square size): "1/4, 3/8", 1/2 "three specifications," is the meaning of "equal to 1 inches, 25.4MM(2) according to length: long sleeve, short sleeve, E sleeve(3) press the edge: 6 corners, 12 corners(4) appearance: single channel and double channel; knurling; cylinder; nickel plating and etc.(5) use: manual and pneumatic wrench socket wrench (black chromium molybdenum) branch

Q: What's the difference between 21V and 25V electric wrenches?: Electric wrench is mainly used in the steel structure installation industry, specially installed steel structure high-strength bolt, high strength bolt is used to connect the steel structure contact, usually with bolt group way. High strength bolts can be divided into torshear type and the big six angle two GB, torshear type high strength bolt for M16, M20, M22, M24 four, M27, M30 non GB two GB; six angle high strength bolt for several M16, M20, M22, M24, M27, M30 etc..

Q: Is the inner six angle spanner bent with six angles carbon steel?: Generally, the process of making the six corners hand is divided into the following steps:1, 45#, 40Cr and 50# rolled into hexagonal wire.2, blanking, 90 degrees right angle forming.3, quenching and tempering, hardness requirements of HRC43-50.4, surface treatment, oxidation, leather, black, electroplating and so on.

Q: How to install the electric wrench buckle of Sodom?: Just put the buckle through the handle as shown in the figure below.

Q: What's the manual wrench?: Texture of material1.: chrome vanadium chemical symbol CR-V, is of good quality steel;2. carbon steel: quality in general, more circulation in the market.

Q: How to distinguish between good and bad wrenches?: The first is material, is ordinary steel or vanadium steel screw.Aperture accuracy dimension.Electroplate。Length.If you're talking about a torque wrench, it's a big difference.Specifically, you think about what wrench to buy, how much money wrench, I recommend the brand.

Q: What are the two purpose wrenches?: Standard for manufacture of dual-purpose wrenches: GB/T4392-1995 (percussion wrenches and percussion wrenches). Features: dual wrench and spanner by high-quality carbon steel or alloy steel forged into a whole, has the advantages of reasonable design, stable structure, high density material, anti attack ability, do not fold, constantly, bending, product size precision, durability and other characteristics.

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