Description:300pcs 2-10mm Twist Drill Bit Set with Expansion Tubes for WoodworkingSpecification:          Material       Carbon Steel           Quantity       300pcs           Size of case       235mm*190mm*35mm                       Item       Size       Quantity           Twist Drill        2\/3\/4\/5\/6\/8\/10mm       7pcs           Auger Drill       4\/5\/6\/8\/10mm       5pcs           Masonry Drill       4\/5\/6\/8\/10mm       5pcs                Hexagonal shank extension rod          60mm       1pcs           Screwdriver Bits       Hex       6pcs           Expansion Tubes       5\/6\/8\/10mm       276pcs   Features:Suitable for woodworking.Ideal for DIY、 home using.Long service life and durability.There're two sides of the case、 one side is drills、 and the back side is expansion tubes.Different types of drills are available、 meet your needs.Package Included:300 x drill bits setMore Details: