9PCS 1/2 Inch Non-spark Socket Wrench Set

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9PCS 1/2 Inch Non-spark Socket Wrench Set:

Material: aluminum bronze, beryllium bronze, aluminum bronze.

The hardness of working face is above HRC25 ° and the tensile strength is not lower than δ B 75-85kgf / mm2.

It is a national class Ⅱ B product. It does not detonate gas when operating in ethylene gas with concentration of 7.8%. Beryllium bronze, the hardness of working face is above HRC35° and the tensile strength is δ b> 105-120kgf / mm2 is a national class Ⅱ C product, which does not detonate gas when operating in 21% hydrogen; beryllium copper alloy explosion-proof tool also has special magnetic protection function, which can be used normally in working environment with magnetic field. The above two materials of explosion-proof tools can effectively prevent the flammable explosion caused by the friction and impact between tools and working objects, and ensure the national property and personal safety! Applicable places: petroleum, chemical industry, mine, Anti Terror, anti magnetic field, coal mine, gas production, oil and gas pipeline, power generation, metallurgy, military industry, aviation, storage and transportation, pharmacy, gas production, plastics, chemical fiber, leather, fireworks, firecrackers, etc.

Product material: beryllium bronze alloy, aluminum bronze alloy

Weight:

1. Beryllium bronze alloy: 2000g

2. Aluminum bronze alloy: 1890g

Material Square Drive Contents
Beryllium bronze alloy
Aluminum bronze alloy
12.7mm 8 Sockets of m/m 10.11.12.14.17.19.22.24
Bent handle

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