Would M2.5 x 4 (total OD) x 4 (L) inserts work? You mention M2.5 x 3 x 4, but it seems most vendors advertise the second number as OD which means the latter would just fall through the hole. If you mean 4mm as the OD then wouldn't 3mm length be too short for the 5mm deep holes?
Would M2.5 x 4 (total OD) x 4 (L) inserts work? You mention M2.5 x 3 x 4, but it seems most vendors advertise the second number as OD which means the latter would just fall through the hole. If you mean 4mm as the OD then wouldn't 3mm length be too short for the 5mm deep holes?