- Lock-bit attachment for a drill
- HC.J.7.8
- W. & H. (Manufacturer)
- Metal lock-bit attachment for a drill by W&H. larger attachment stamped 'D.R.P.60956' metal hand piece with two lock bit attachmenta (3 pieces altogether) stainless steel. 1st attachment stamped 'patented dec.5.76.jan.23.77.nov.2.80' 2nd attachment stamped 'patented nov.7.76.may20.34 nov.4.84june285'
- Nineteenth century, late
Length: Whole 11.5 cm
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