Comparison : Item # AM-4-BR, Precision Metal Orifices - Press-Fit Inserts, 0.128" OD
Item # AM-5-BR, Precision Metal Orifices - Press-Fit Inserts, 0.128" OD
Item # AM-6-BR, Precision Metal Orifices - Press-Fit Inserts, 0.128" OD
Item # AM-7-BR, Precision Metal Orifices - Press-Fit Inserts, 0.128" OD
Item # AM-8-BR, Precision Metal Orifices - Press-Fit Inserts, 0.128" OD