Brass Heat Inserts for your DIY Onewheel Controller or Battery Housing Each Set = 10pcs Required hole size UNF #10-32 =D3,2mm x 4mm ; Wall = 2,6mm

M5x0,8mm = D6,4mm x 9,5mm ; Wall = 2,6mm M4x0,7mm = D5,6mm x 8,1mm ; Wall = 2,1mm M3x0,5mm = D4mm x 4,6mm ; Wall = 1,6mm M2x0,4mm = D3,2mm x4mm ; Wall = 1,6mm

M3x0,5mm short =D4mm x 4mm ; Wall = 1,6mm We recommend > Use +1mm hole-depth > Test and adjust hole-diameters with each Material individually > Use your Materials melting temperatur + 50°C for heat seating Attention: do not mix M5 and #10-32; high risk of thread or bolt damage and seize!