[DETAIL] ��working principle��This thread repair set can be placed in the screw hole of the workpiece such as aluminum alloy to form a standard internal thread with high strength, wear resistance and high precision. ��stainless steel��Thread inserts are made of high-strength diamond-shaped steel wire with high strength and wear resistance. ��60pcs in 7 sizes��This thread insert set contains 60pcs inserts from M3 to M12 which can meet your different needs. ��wide applications��This thread repair set can be widely used for high voltage switch gear, microwave communication, automotive parts, aerospace precision parts, electronic products, air equipment, radiators, etc. Product name: Threaded Inserts Material: Stainless Steel Color: Silver Quantity:60 Size: About (inner diameter x thread pitch x length), 2D= 2 x inner diameter M3x0.5x2D(10pcs) M4x0.7x2D(10pcs) M5x0.8x2D(10pcs) M6x1.0x2D(10pcs) M8x1.25x2D(10pcs) M10x1.5x2D(5pcs) M12x1.75x2D(5pcs) 60Pcs x Threaded Inserts [ATTRIBUTES] - Hign-concerned Chemical: None - Material: Stainless Steel - Type: Other - Hign-concerned Chemical: None - Material: Stainless Steel - Type: Other - Origin: Mainland China