Tapered 12mm and 18mm threads designed to start and remove carbon & dirt or straighten damaged threads in spark plug hole
1/2” x 20UNF
Manufactured from heat treated tempered steel and drop forged steel claws for added strength and durability when using this tool
Tamper Proof Hex bits: 2-2
allowing you to access confined spaces with ease
US PRO Tools 6 - 60mm HSS-G+ Step Drill Spiral Step Cone 7141 seat-toledo-2009-2015-esr9622703 Tapered 12mm and 18mm threadsPrecision made spiral step dill manufactured from quality high speed steel, heat treated for increased hardness. Ideal for drilling non ferrous metals, sheet metal and PVC. Specifications: Stepped: 6, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55 and 60mm Quality HSS G+ heat treated for increased hardness Shank diameter: 13mm Shank style: 3 Flat Shank length: 25mm Overall length: 113mm Ideal for non ferrous metals, sheet metal and PVC