Pratt Burnerd
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Pratt Burnerd World leading Chucks and Chucking Systems SCROLL & INDEPENDENT CHUCKS

Super Precision Chucks Widely used for many years on the world's most popular manual lathes, the Pratt Burned Super Precision chuck is ideal for all high speed applications. The body is made from high strength nodular iron with hardened and ground jaw strips for extended working life. Through the body mounting holes allow for easy fitting and a wide range of fully machined adaptor plates to suit most common spindle noses are readily available. These chucks are supplied as standard with hard inside and hard outside jaws but cross tenon base

3 Jaw Griptru Chucks Often used in grinding operations, these chucks allow the operator to re-align the front body of the chuck and therefore the workpiece in relation to the spindle nose, thus giving increased accuracy of within 0.005mm. The chuck will then grip subsequent workpieces of the same diameter within 0.013mm. They can be used as normal chucks by leaving the front body in the centered position. Adaptor plates are available on request following minor modification from the standard design. and hard top jaws are available as an option with solid soft jaws also available as an...

4 Jaw Independent Chucks Precision manufactured with a high strength nodular iron body, these chucks have a unique jaw and jaw-way design adding extra bearing surfaces to significantly increase the chucks life and rigidity. They are fitted with hardened operating screws and solid reversible hard jaws. Front mounting holes allow for easy fitting, whilst a wide range of fully machined adaptor plates to suit most common spindle noses are readily available. Other Standard spindle nose adaptors are available on request. ie A Type, Long taper, and DIN types.Illustrations and specifications are...