The VARTA Recharge Accu Power AA 2600 mAh is specified to be compatible with common chargers and applications

Temperature tolerance: -20…+70 °C

especially where access is difficult

This application is specifically stated by WIHA for this particular item

Tip form: Desoldering Nozzle

Bit serie 4 unbrako 1/4"; SW3,0x50mm MIL4006211501 The VARTA Recharge Accu PowerProduct Overview The Wera 840 4 Z (05059605001) is a screwdriver bit designed for internal hexagon screws. The product is from WERA and is identified by the manufacturer's part number 05059605001. The bit has a 3. 0 mm hexagon profile and a 1 4" hexagon drive (Wera Series 4) with an overall length of 50 mm. Features and Design Hex Plus profile, which provides larger contact surfaces between the bit and the screw to reduce the rounding of screw heads.