Collet Chucks and Collets a complete collection of top quality products for bar and second operation work from the world’s number one name in workholding

Telephone: 01422 366371 Page 3 Collet Chucks and Collets For over 100 years, Crawford Collets has been renowned and respected around the world for quality products at competitive prices. As technology advances in the world of machine tools, Crawford have continually strived to improve the workholding methods required for accurate and cost effective machining. Crawford now offer the ultimate in collet chucking systems to suit most machining applications. The range of collet chucks are manufactured to the highest standards with concentricities between the rear register mounting and the working...

Page 4 www.crawford-collets.co.uk A new addition to our range is the DMC Drawback Collet Chuck, which was developed for use with a drawback action to ensure positive location against the feed ram, thus eliminating feed length variations. Short Body accepts either Crawford Multibores or the DIN 6343 Multibores with a variety of capacities and spindle mountings. Table mounted chuck was designed to be completely self-contained which enables it to be especially suitable for cubotic machining centres. Its unique design also enables full rotation for NC rotary table applications. To complement the...

Telephone: 01422 366371 Page 5 Short Length CDC Collet Chuck ¡ Dead length operation ¡ Ideal for bar work with minimum working envelope ¡ Accepts Crawford Multibore Collets only ¡ A type spindle mountings J L B C D E F A Multibore Collet Drawtube Adapter *Note: ‘D’ represents the maximum drawtube thread diameter in conjunction with a drawtube adapter. Chuck Type CDC-42S CDC-54S CDC-54S CDC-66S Chuck Model No. F325 F757 F327 F941 Mount A2-5 A2-5 A2-6 A2-6 Mulitibore Collet W-850 V-120 V-120 T-285 Capacity Round 42 54 54 66 Capacity Hex 38 51 51 57 Capacity Square 31 41 41 44 A 116 142 142 170...

Page 10 www.crawford-collets.co.uk Standard Quick Change Collet Chucks Dead length operation for DIN standard Multibore, DIN type spring collets with A type and recess mounts ¡ Quick change bayonet cap design saves setup time ¡ Uses DIN type Multibore Collets for a powerful parallel grip over a wide diameter range. When gripping short components or where marking of a finished diameter is to be avoided, use the DIN type spring collets with a dedicated bore size collet ¡ Large capacity: up to 60mm round ¡ Accuracy guaranteed to .005mm TIR from rear mounting register and working collet taper ¡ Hardened...

Telephone: 01422 366371 Page 11 Extended Length CDC Collet Chucks Dead length operation using Crawford Multibore and Spring Collets with A type mounts ¡ For use on CNC machines where the drawtube protudes from the spindle nose ¡ Uses Crawford Multibore collets for a powerful parallel grip over a wide diameter range ¡ When gripping short components, or where marking of a finished diameter is to be avoided, use a spring collet with a dedicated bore size ¡ Large Capacity: up to 66mm diameter ¡ Accuracy guaranteed to .005mm TIR from rear mounting register and working collet taper ¡ Hardened and ground...

Page 12 www.crawford-collets.co.uk Extended Length CDC Collet Chucks ¡ For use on CNC machines where the drawtube protudes from the spindle nose. ¡ Uses Crawford Multibore collets for a powerful parallel grip over a wide diameter range. ¡ When gripping short components, or where marking of a finished diameter is to be avoided, use a spring collet with a dedicated bore size. ¡ Capacity: up to 42mm diameter. ¡ Accuracy guaranteed to .005mm TIR from rear mounting register and working collet taper. ¡ Hardened and ground main body and cone. Dead length operation using DIN standard Multibore and DIN...

Telephone: 01422 366371 Page 13 Short Length Drawback Actuated DMC Collet Chucks ¡ Positive location against automated ram feed ¡ Ideal for bar work with minimum working envelope ¡ Accepts Crawford Multibore Collets and DIN Multibore ¡ A type spindle mounting Chuck Type DMC-54 DMC-60 DMC-66 Chuck Model No A580 A600 A458 Mount A2-6 A2-6 A2-6 Mulitibore Collet (Standard/DIN) V120 M677 T285 Capacity Round 54 60 66 Capacity Hex 51 52 57 Capacity Square 41 42 44 B 145 145 145 C 153 153 153 D M96 x 2 M96 x 2 M96 x 2 E 53 53 53 F 43 47 43 G 175 175 175 Maximum RPM 6000 6000 4500 Drawbar Force (kN) 38...

Page 14 www.crawford-collets.co.uk Hydraulic Table Chuck ¡ Suitable for NC Rotary Table applications ¡ Operated by air/oil intensifier or suitable hydraulic supply ¡ Full 360° scope of supply ¡ Accepts both Crawford Multibore and Spring Collets ¡ Recess mounting Chuck Type HTC-42 HTC-54 Chuck Model No. G101 G482 Mount 75 x 6 90 x 6 Multibore Collet W850 V120 Capacity Round 42 54 Capacity Hex 38 51 Capacity Square 31 41 Spring Collet M286 N853 Capacity Round 38.5 51 Capacity Hex 33 44 Capacity Square 29 36 A 125 160 B 140 180 C 140 181 D 25 25 E 75 90 P M8 M10 Max input pressure (bar) 172 172...

Telephone: 01422 366371 Page 15 Air Powered Front Mount 5C Dead Length Collet Chucks No Draw-tube or Air Feed Tubes required. For Lathes, Rotary Tables and Grinders: Series ATL206-5C ¡ No hydraulic system required ¡ No draw-tube or air feed tubes restricting spindle bore ¡ No rear cylinders and cylinder adapters ¡ Low cost ¡ Easily convert any lathe of grinder into a production machine ¡ Ideal for rotary table applications ¡ Change from collet chuck to standard chuck quick and easy ¡ High speed 5000 RPM ¡ High accuracy less than 0.005mm TIR ¡ Repeats on duplicate parts +/- 0.008mm ¡ Dead length...

Page 16 www.crawford-collets.co.uk Air Powered Front Mount 16C Dead Length Collet Chucks No Draw-tube or Air Feed Tubes required. For Lathes, Rotary Tables and Grinders: Series ATL207-16C ¡ No hydraulic system required ¡ No draw-tube or air feed tubes restricting spindle bore ¡ No rear cylinders and cylinder adapters ¡ Low cost ¡ Easily convert any lathe of grinder into a production machine ¡ Ideal for rotary table applications ¡ Change from collet chuck to standard chuck quick and easy ¡ High speed 4000 RPM ¡ High accuracy less than 0.005mm TIR ¡ Repeats on duplicate parts +/- 0.008mm ¡ Dead...