E-Z LOK Sonic Threaded Insert - Straight Flush 1/4-20 HI-420-WH

Amazon

Easy-to-use solution for putting standard machine threads in 3D printed and thermoplastic parts Heat-set or ultrasonic installation Straight design minimizes hole size requirements Material: Brass Accepts 1/4-20 bolt

Radwell UK

5/16" DRILL, 1/4 20 UNC, 0.341" DIAM, BRASS UNHEADED HEAT INSTALLED THREADED INSERT 0.315" HOLE, 1/2" OAL (MOQ=1, PKG QTY=50)