Thread size: M6 X 1.0mm. Thread inserts material: Stainless steel. 20PC x Wire thread inserts. Thread tap and the drill material: HSS (High-speed Steel). To repair a spark plug thread no Pre-drilling is necessary if using the special Spark Plug Tap.
Connect Fibre Washer Metric M6 x 10 x 1.0mm 100pc 31791
TIME-SERT M6x1.0x12mm Insert Qty 10 p/n 16103 M6 x 1.0 x 12mm, Black
Motion Pro Phillips Pan Head Screws M6 x P1.0 x 60 (10 Pack) (31-3660)
CTA M6 x 1.5 Pro-Thread Insert Pack (10-Pack) 25069