We are offering semi hexagonal threaded insert, we have rich experience in manufacturing semi-hexagonal threaded inserts, rivets, stainless steel rivets, rivet nuts, blind rivet nut and blind rivets system. part no. thread size grip range hole size+0.1-0 a0.3 b max. c0.3 h0.2ss.hd4-cl m4x0.7 0.5-2.0 6.00 6.80 5.97 16.00 0.50ss.hd5-cl m5x0.8 0.5-3.0 7.00 8.00 6.97 18.00 0.60ss.hd6-cl m6x1.0 0.5-3.0 9.00 10.00 8.97 21.00 0.60ss.hd8-cl m8x1.25 0.7-3.0 11.00 12.00 10.97 23.50 0.60ss.hd10-4.5-cl m10x1.5 1.0-4.5 13.00 14.10 12.97 29.00 0.80ss.hd10-6.0-cl m10x1.5 4.5-6.0 13.00 14.10 12.97 31.00 0.80 otherdrywall screws, standard blind rivet studs, insert thread nut, wheel nuts.