100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert6986

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert6693

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert9512

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert3787

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert5703

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert6386

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert2220

100Pcs M3 Thread Knurled Brass Threaded Heat Set Heat Insert5848