250mm D1-8 Pratt Burnerd 3 Jaw Super Precision Chuck 9212-62505
This range of versatile self-centring chucks is suitable for all normal turning requirements on standard and automatic lathes. Available in 3 jaw version and supplied either with hard inside and outside jaws or, alternatively hard base and reversible top jaws. The all metric design incorporates an S.G. iron body and size 160mm and above have the advantage of hardened wear strips fitted in the jaw ways to ensure longer chuck life. Chucks of 125mm and above are manufactured to DIN 6350 standards and, using the nominated pinion, a repeatability of 25µm F.I.M. is guaranteed.
All component parts are manufactured from high quality alloy steels and are heat treated to produce the optimum properties of hardness and strength. Chucks are supplied with one set of single piece hard inside jaws and one set of outside gripping jaws. Soft jaws are available from stock.
Pratt Burnerd 250mm Diameter Chuck
Bore = 75.9mm
D1-8 mount
Part Number 9212-62505 (supplied as 9210-02505 & 8271-25226)
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