61Pcs 25mm 1/4 Inch Hex Shank Insert Screwdriver Bit Set in Plastic Box

Product Description

chrome-vanadium steel   (S2 is available)

Includes: 60 pc. security bits and 1 pc. magnetic extension bit holder

Seven slotted bit sizes: 1/8-inch, 5/32-inch, 13/64-inch, 7/32-inch, 15/64-inch, 9/32-inch, 5/16-inch

Five Pozi bit sizes: #0, #1, #3, and two #2

Six Phillips bit sizes: #0, #1, #3, and three #2

Three Square bit sizes: S1, S2, S3

Four Spanner bit sizes: 4mm, 6mm, 8mm, 10mm

Six Metric Hex Security bit sizes: 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm

Twelve Metric Hex bit sizes: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 3.5 mm, 4 mm, 4.5 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm

Ten Star bit sizes: T8, T9, T10, T15, T20, T25, T27, T30, T35, T40

Seven Tamper Star bit sizes: T10, T15, T20, T25, T27, T30, T35

One 2 1/4-inch magnetic extension bit holder

Sturdy carrying case for best organization

1.Double-end bits combine two of the most common screwdriver bits.

2.Exact fit precision machined . 

3.Universal fit for all standard bit holders & power tools.

4.Reinforced tip for longer life than standard bit.ribbed tip withstand up to 50% torque before amount.

5.Chrome-vanadium-molybdenum tool steel or industrial grade S2 tool steel is tempered to extra hard for increased durability.

6.Heat trated to resist breakage and wear .Specially designed to reduce stripping .