Application: Works on all years of Detroit Diesel DD15 & DD16, EPA07 and EPA10. Replacement: These are direct replacement for the part # W470589104000. Material: Made of high standard quality steel resisting rust, corrosion and deformation. Package Included: 1 pc Camshaft Timing Tool 100% Satisfaction Guarantee: Providing the best products and services is our goal. if you’re not 100% satisfied with your item, simply return it for a full refund in 60 days with 2 Years’ warranty. Product Description: .