Bricklayer Trowel Non-Sparking Non-Magnetic Corrosion Resistant London Pattern Length (In.) 13-1/4 Width (In.) 5-1/4 High Strength Nickel Tin Copper Material Wood Handle Handle Length (In.) 5 Handle Dia (In.) 1-5/16 For Use Where Flammable or Combustible Vapors Liquids Dust or Residue are Present Near Highly Sensitive Magnetic Equipment MRI and Clean Room Environments Meets/Exceeds FM Approved OSHA NFPA MSHA Federal GSA Military DOE ASTM A342