Product information and table values are documented on Intercable Tools' product page for the R‑series

The manufacturer provides a technical datasheet for the 1610 series

hvilket system man arbejder i

Tip diameter: Ø 1

Does not contain silicone

Universalholder m/låsering 1/4": 1/4"x50mm: m/magnet ER930300 Product information and table values899 4 1 Universal Bit Holder The 899 4 1 Universal Bit Holder is a holder for bits with a 1 4" external hexagon drive. The product is designed to accommodate bits from Wera connecting series 4 (1 4" hexagon drive) and provides a mechanical connection between the tool and the bit. Design and function The holder features a stainless steel sleeve, a retaining ring, and a strong permanent magnet, which collectively ensure a secure positioning of the bit