As the hexagonal power nut suitable compatible most screws is replaceable, labor-saving and time-saving, you can use it over a long period of time. You can easily change and use the hexagonal power nut, as it is anti-rust, anti-wear, anti-corrosion, anti-fade and anti-decompatiblemed. It is made of steel material. The style A includes 9pcs screws and the style B includes 14pcs screws. It is suitable compatible repair, household, farmhouse, garden, etc. Item Name: Hexagonal Power Nut Material: Steel Features: Labor-saving, Strong Load Bearing, Hexagonal Specification: 3/16(4.76mm),1/4(6.35mm),9/32(7.14mm),5/16(7.93mm),11/32(8.73mm),3/8(9.53mm),7/ 16(11.11mm) 5mm,5.5mm,6mm,7mm,8mm,10mm,12mm Size Details: Total Length: 3.8cm/1.5" (Approx.) Handle Length: 2cm/0.79" (Approx.) Handle Diameter: 0.63cm/0.25" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style A: 9 x Screws (Others Not Included) or Style B: 14 x Screws (Others Not Included)