Micro Bit 4mm To 1/4" Hex Short Insert Bit Adapter, 1/4" Bit Socket To 4mm Hex Bit Mounting Adapter Match With 6.35mm Hex Handle - Screwdriver - AliExpress
GEDORE bit adapter 620 1/4"hatszög - 1/4" négyszög
Bit adapter Elhajtás 1/4" (6.3 mm) 30 mm Wera 780 B 05042655001 | Conrad
Adaptor for 1/4" bits with 1/2" square drive, 12,17 €