Features: Heavy duty nut splitter designed for the safe removal of corroded or damaged nuts without damaging bolt threads. You can use these splitting tools to cut damaged nuts off, then solve the difficult problem of removing. Made from premium steel, it is of high hardness and long durability. Just rotate the nut splitter bolt to work on the target nut. Very easy to use. You may prepare a wrench help you to do this work. Suitable for splitting and removing rusty broken, damaged, corroded, stuck nuts. Specifications: Condition: 100% Brand New Material: 45# Steel Color: As Picture Shown Type: #1, #2, #3, #4, #5(optional) Size: (L*W) #1: 7.5*2cm/2.95*0.79in #2: 10*3cm/3.94*1.18in #3: 13*4.5cm/5.12*1.77in #4 : 14.5*5.5cm/5.71*2.17in #5: 7.5*2cm/2.95*0.79in, 10*3cm/3.94*1.18in, 13*4.5cm/5.12*1.77in, 14.5*5.5cm/5.71*2.17in Nut Splitter Bolt Diameter: 12mm(#1), 14mm(#2), 18mm(#3), 21mm(#4) Suitable Removing Nuts Range: 9~12mm(#1), 12~16mm(#2), 16~22mm(#3), 22~27mm(#4) Weight: Approx. 93~1634g Package Included: 1 * Nut Splitter Or 1 Set of Nut Splitters