Lincoln Electric ED040001 1 Stick Electrode, Carbon Steel, E7018 H4R, 1 8 in x 14 in, 10 lb, IronArc 7018 MR 5CGT5 (1) Carrying Case Material Solid (1) Carrying Case Material Solid Carbide Cutting Direction Right Hand Number of Flutes 2 Number of pieces 6 Measurement System Inch Sub Brand SDS Plus MX4 Number of Drill Bits 4 Percussion Rated Yes Drill Bit Case Type Plastic Impact Rated Yes Number of Cutter Heads 4 Shank Type Machining SDS Plus For Tool Type SDS Plus Rotary Drills Material Machining Carbide Primary Material Application Concrete Finish Black Oxide Features Head Flexes 90 Degrees From Horizontal Handle Type Standard For Use With 3 4 in Drive Sockets Material Alloy Steel Standards ASME B107 DCEP AWS Classification E7018 H4R Series IronArc 7018 MR Container Type Can Elongation (Minimum Required) 22 % Elongation (As Welded) 29% to 32% Yield Strength (Minimum Required) 58 ksi Process Stick Welding (SMAW) Tensile Strength (As Welded) 79 to 84 ksi Yield Strength (As Welded) 64 to 69 ksi Tensile Strength (Minimum Required) 70 ksi For Welding Position Flat Overall Length 14 in