High Hardness High Strength Drill Bit Set Portable Durable Cobalt Drill Bit Set Separating Drill Bit Set Panels Spot Welding Feature:1. [high strength] With advanced manufacturing technology, the drill bit set has excellent performance and high strength.2. [High Hardness] Made of high quality materials, this drill bit set has high hardness and durability.3. [burr-free] the drill bit set has fine workmanship, no burr, long service life, and can be used for a long time.4. [Wide Application] It has a wide range of applications and can separate the spot welding of car body and panels.5. [Easy to carry] Lightweight, easy to carry, can be worn, simple to operate and convenient to use. Specification:Item Type: Drill Bit SetMaterial: M35 High Speed Steel, Cobalt (Trace Quantity)Model: NoneDrill Bit Specifications: Approx. 6.5mm (1/4in), Approx. 8.0mm (5/16in), Approx. 10mm (3/8in)Drill Bit Length: Approx. 45mm/1.8in (± Error 2%)Packing List:3 x Drill Bits1 x Storage Box 1) We accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.