Self tapping threaded inserts is a self-tapping type threaded insert with slotted or perforated, in which slotted self-tapping threaded inserts is recommended for most applications.
Standard material specifications include: SAE 841, ASTMB 438 Grade 1 Type II, CuSn 6-6-3, Sint B 50 & Standard impregnating oil conforms to SAE 30 specifications