50PCS selbstschneidend Gewindeeinsatz Messing Gewindeeinsätze M3~M12 Set ZX
5 x M12 1.75 Thread Insert. Quantity: 50pcs. 10 x M3 0.5 Thread Insert. Material: SUS303, SUS316, Carbon Steel. Easy and quick to install - only need one assembly tool. Self-tapping inserts do not have to be tapped in advance.