General description For use on M19 sumps where the thread has been stripped or worn. This kit is designed to effectively repair damaged sump plug threads. Technical specifications M20 x 1.5 tap 6 sump plugs 12 copper washers Other information Always use one size larger to re-tap thread. Supplied with oversize tap. Part of the wider Laser range of sump plug repair kits, sizes available range from M11 to M22. Top-up kits available, please see Laser Part No. 2443 (6x screw & washers).