Beta Tools (Article# 920ES 11) 11mm 1/2 in Drive Special Form Socket Driver, Chrome-Plated - BT 9200591 Wrench Sets The Wiha 31428

The Wiha 31428

E4 1/4" Drive Female Torx Socket

Minus Bits #0

Wiha 32702

Gedore 6429750

Beta Tools (Article# 920ES 11) 11mm 1/2 in Drive Special Form Socket Driver, Chrome-Plated - BT 9200591 Wrench Sets The Wiha 31428Beta Tools (Article# 920ES 11) 11mm 1 2 in Drive Special Form Socket Driver, Chrome Plated BT 9200591 A special form socket drive have a star shaped pattern with six or more points. They provide better torque transfer and are less likely to strip or slip compared to some other drive types. Spanner drives have two round pins in a non standard pattern. They are used in security applications to deter tampering. Specifications: Overall Length: 58mm