Features:Heavy duty nut splitter designed for the safe removal ofcorroded or damaged nuts without damaging bolt threads.You can use these splitting tools to cut damaged nutsoff, then solve the difficult problem of removing.Made from premium steel, it is of high hardness and longdurability.Just rotate the nut splitter bolt to work on the targetnut. 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 NewMaterial: 45# SteelColor: As Picture ShownType: #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*2.17inNut 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. 93~1634gPackage Included:1 * Nut SplitterOr 1 Set of Nut Splitters