【HIGH QUALITY RAW MATERIALS】:Beryllium Copper suitable for hydrogen operation with concentration below 21%,standard code GB Ex IIC, hardness HRC30-40.Non-magnetic. 【NON-MAGNETIC】: Non-Magnetic for use near highly sensitive magnetic equipment, MRI and Clean Room environments; Corrosion Resistant even in the most severe environments 【APPLICATION】: A great tool for sewing or repairing outdoor & camping equipment, athletic equipment, sails & mooring covers, saddles & harnesses and much more, Needles are sharp, keep them away from children 【DESIGN DETAILS】: Sizes stamped on both sides of each tools for easy identification. All tools are put in each printed size pocket and can fit into most toolbox or drawers, making organizing easy 【SERVICE】: Non-Sparking Awl has been highly praised by our new and old customers because of our user-friendly design concept, continuous improvement of excellent quality and after-sales services. 【NON-SPARKING】Constructed from Beryllium Copper with Heat Treated for maximum strength(40HRC). Appropriate for operation with hydrogen concentration below 21%. For use where flammable or combustible vapors, liquids, dust or residue are present, Designed to eliminate the risk of sparks at sites where explosive atmospheres (flammable or combustible vapors, liquids, dusts) may be present 【NON-MAGNETIC】: Non-Magnetic for use near highly sensitive magnetic equipment, MRI and Clean Room environments; Corrosion Resistant even in the most severe environments 【DESIGN DETAILS】: Sizes stamped on both sides of each tools for easy identification. All tools are put in each printed size pocket and can fit into most toolbox or drawers, making organizing easy 【APPLICATION】: A great tool for sewing or repairing outdoor & camping equipment, athletic equipment, sails & mooring covers, saddles & harnesses and much more, Needles are sharp, keep them away from children 【Package include】: Including 3-piece Non-sparking Awl.(Beryllium Copper)