Stove Bolt, Head Type Round, Low Carbon Steel, Length 1-1/4 In., Thread Length 1 In., Drive Type Slotted, Finish Zinc, Thread Size 1/4-20, Driver Size 7/16 In., Head Dia. 0.472 In., Head Height 0.175 In., Hole Size 9/32, Temp. Range (F) 0 - +375, Tensile Strength (PSI) 60,000, Rockwell Hardness B70-