bit; boring

Description
Boring bit for use with compressed air to bore holes in which explosive charges were placed. Copper inner tube.
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Object Detail


Department
Signature & date
printing:label:"for compressed air and all that goes with it/ Holman/ H/ Camborne England/ 3993"
printing;box; "SOLE MANUFACTURERS/BROS. LTD./HOLMAN/CAMBOURNE. ENGLAND"
Associated person
Measurement type, part and reading
Dimensions:0 - Whole:L 7.6cm (L 3")
Dimensions:0 - Whole:W 4.8cm (W 1 7/8")
Accession number
1980-038-010

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