Tool for fastening screw fasteners has a feed of screws from a supply and a telescopic action between the tool body and bit holder

摘要

The tool (1) to screw in a fastener, for bonding surfaces together, takes the screws (2) into a holder from a supply at the tool head (4). The tool body (5) and the holder for the bit lie on an axis (X), with a telescopic sliding action between them with at least two sliding pistons (6,7).