Custom Lawngarden spark plugs thread size 14mm L7 Suppliers, OEM Company - Ningbo Marshal Auto Parts Co., Ltd
Metric Screw Thread Size Gauge, 8MM to 14MM, Heavy Gauge Steel, Made in USA
Amazon.com: M3 x 14mm Socket Head Cap Screws, Stainless Steel 18-8 (304), Allen Socket Drive, Full Thread, Bright Finish, 50 PCS : Industrial & Scientific