Screwdriver bit set KWB 128340 — 3 pcs, Pentalobe tips, 28 mm length

KWB 128340 is a set of three micro screwdriver bits with Pentalobe drive tips, each 28 mm long and intended for precision work on devices that use Pentalobe screws. The bits are made from high-quality TQ 60 steel, feature a satin finish and come mounted on a practical fastening strip with a 4 mm hexagon shank for compatibility with standard bit holders.

Advantages

The set offers extra-long 28 mm bits to reach hard-to-access screws and a satin surface that reduces glare and improves handling. TQ 60 steel construction ensures durability and wear resistance for repeated use in small electronic repairs. The 4 mm hexagon shank provides secure fitting in common bit holders and screwdrivers.

Suitable for

• Repair and maintenance of Apple devices and other electronics using Pentalobe screws
• Precision fastening tasks in confined spaces
• Assembly and small-component servicing

Key specifications

• Tip type: Pentalobe
• Number of bits: 3
• Bit length: 28 mm
• Material: TQ 60 steel
• Shank: 4 mm hexagon
• Surface finish: satin

How to use

Select the appropriate Pentalobe bit from the strip and insert the 4 mm hexagon shank into a compatible bit holder, driver or handle. Apply steady, aligned pressure when engaging the screw head to avoid cam-out and turn with controlled torque suitable for small electronics. After use, return bits to the fastening strip to keep them organized and protected.

Usage recommendations

Use with appropriate torque-limited drivers for delicate electronics; avoid excessive force to prevent damage to screws or device housings. Keep bits clean and dry to maintain performance.