【Quantity】30 Pcs 5/16 threaded inserts for wood, sufficient for continuous woodworking applications.
【Standard Thread Size】Designed with M8 internal thread, external diameter of 0.492" (12.5mm), inside diameter of 0.394" (10mm), and total length of 20mm for industry standard compatibility.
【Material】High-grade carbon steel, offering strong hardness to bear expected loads in wood projects.
【Key Feature】 Comes with 11.5mm white steel twist drill and 8mm hex spanner for hassle-free setup.