Stahlwille Socket Deep 3/8" Drive 20.8mm 12 Point 13/16" SW46 With Rubber Insert for Spark Plugs o-ring on a typical Knaack piano

on a typical Knaack piano box model directly on the skid base w/o any issues

corrosion-free bond that prevents fretting and micro-movement

It is self-centering and quick to lock on

Sizes: 6 x 100 and 12 x 120"

Direct-coupling for service work

Stahlwille Socket Deep 3/8" Drive 20.8mm 12 Point 13/16" SW46 With Rubber Insert for Spark Plugs o-ring on a typical Knaack pianoDrives fasteners precisely with your ratchet or torque wrench 12 point engagement for reliable torque on metric and AF fasteners Chrome alloy steel, chrome plated built to handle workshop use job after job Stahlwille socket set, manufactured from Chrome Alloy Steel with a chrome plated finish. Precision machined for reliable torque transfer on workshop and automotive fasteners. A dependable impact socket built to German quality standards.