The manufacturer provides a technical datasheet for the 1610 series

Machine Operation: Not suitable for machine operation

please refer to Weller Tools' official product datasheet

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

as well as for reliably loosening and tightening screws where precise fit and ESD protection are required

Universalholder m/låsering 1/4": 1/4"x50mm: m/magnet ER930300 The manufacturer provides a technical899 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