General description The CCYKXA 30Pcs Stainless Steel Metric Thread Repair Kit is designed to restore damaged threads and create stronger internal threads in soft metals. This comprehensive kit includes thread inserts, a drill bit, a tap, an insert installer, and a terminal break-off tool, ensuring a smooth repair experience. Technical specifications Includes 25pcs M6 x 1.0mm thread inserts Compatible with standard drill for cleaning damaged threads Installation Clean the damaged threads with a standard drill. For spark plug thread repairs, no pre-drilling is necessary when using the special spark plug tap. Place the insert on the installer tool and adjust the ring to center the insert shank. Wind the insert with slight downward pressure to a half turn below the surface. Avoid working in the direction of the thread to prevent shank breakage. Usage Ideal for repairing damaged or worn threads in automotive applications. Can be used for daily repairs and with drilling machines.