Fangrui Product Details Hexagon Bit Is Made Of High Quality Chrome Vanadium Steel, Which Increases Strength And Can Remove Stubborn Screws. The 110mm Super-long Drill Bit Is Designed To Be Suitable For Hard-to-reach Areas, And The Chamfered End Can Be Safely Fixed On The Wrench For Anti-slip Grip. All Sleeves Are Carved For Easy Identification, And Stored Neatly In A Snap Box For Easy Carrying. Polished Chrome-plated Is Easy To Clean And Has Strong Rust Resistance. There Are 7 Sizes Of The Suit: T25, T30, T40, T45, T50, T55 And T60, Which Are Widely Used In Computer Or Automobile Operation With Star Fasteners. Name:3/8 Inch Extended Hexagonal Sleeve Set Quantity:7pcs Weight:about 630 Grams Colour:as Shown Material:chrome Vanadium Steel Package Contents: 1 * Hexagon Sleeve Set Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.