Boiler makers drill
Rare Unusual Vintage Square Taper Hand Boiler Makers Sleeve Drill | Tooltique
Rare & unusual square taper hand boiler makers sleeve drill. The nut on the end locates on a brace inside the boiler and the drill is wound by hand gradually tightening the nut and lubricating the drill bit to make a hole in the boiler. These date from the time before small/portable drills and i...www.tooltique.co.uk
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