Features: 1.Cone Seat: Wheel lug bolt nuts is noly suitable for M14x1.25 and taper or cone seat type. Please verify it matches your wheel or not before purchasing. 2.Premium Material: Cone seat wheel bolts is made of matte 35CrMo material, high strength and hardness, will not rust and deform, durable in use. 3.Wheel Bolts Size: Lug bolt hex size is about 17mm / 0.67in, lug bolt thread shank is about 28mm / 1.1in, lug bolt cone is about 33mm / 1.3in. 4.Quantity: The package includes 20pcs taper lug nut bolts, high performance, sufficient quantity to meet the needs of car four wheels. 5.Installation: Exquisite and careful workmanship, strictly follows the factory quality control, including a user manual, you can install it according to the manual. Specification: Item Type: Taper Lug Bolt Material: Steel + Aluminum Alloy Lug Bolt Pitch: M14x1.25 Lug Bolt Seat Type: Tapered Lug Bolt Hex Size: Approx. 17mm / 0.67in Lug Bolt Thread Shank: Approx. 28mm / 1.1in Lug Bolt Cone: Approx. 33mm / 1.3in Lug Bolt Grade: 12.9 Lug Bolt Material: 35CrMo Application: Universal for Car