SECTION 11 - HAND KNOBS HAND KNOBS Thumb Nuts Tri-Screw Knobs Cast Iron Thumb Screws Quarter Turn Screws Torque Screws Mushroom Knobs Ball Knobs Graduated Knobs Ball Knob Handles Male & Female Versions Wing Grip Handles/Knobs ✆ 0845 606 66 77 • www.wdsltd.co.uk • [email protected]

SECTION 11 - HAND KNOBS Knurled Locking Screw MATERIAL Steel BS.970 Gr.230M07 Chemical black nish See 817 Series for this part in Stainless Steel Related Products: C-Washer, Captive C-Washer see Section 8 WDS 2D AND 3D CAD SERVICE Download 2D drawings and 3D CAD models in all popular formats (free of charge) at www.wdsltd.co.uk

SECTION 11 - HAND KNOBS WDS 817 Thumb Screw MATERIAL Stainless Steel BS 970 Gr 316S11 See 521 Series for this part in Steel You like our products but maybe you require something slightly different? WDS Specials Service WDS can manufacture bespoke parts, from design to delivery or from your own design. We also manufacture our Standard Parts and Machine Accessories in sizes not covered in our catalogue! Call 0113 290 5822 for details or email [email protected]

SECTION 11 - HAND KNOBS WDS 8917 Thumb Screw MATERIAL Stainless Steel BS 970 Gr 303S31 See 521 Series for this part in Steel TECHNICAL INFO & DATA TABLES SPECIAL OFFERS Your favourite WDS products all in one place.

SECTION 11 - HAND KNOBS WDS 605 Adjusting Screw MATERIAL Steel BS.970 Gr.230M07 Chemical black nish See 808 Series for this part in Stainless Steel Related Products: Screwed Clamp see Section 1

SECTION 11 - HAND KNOBS MATERIAL Stainless Steel BS 970 Gr 316S11 See 605 Series for this part in Steel FOR ALL OF OUR NEW PRODUCTS VISIT www.wdsltd.co.uk

SECTION 11 - HAND KNOBS MATERIAL Stainless Steel BS 970 Gr 303S31 See 605 Series for this part in Steel Also Available Nuts and Washers. See Section 8.

SECTION 11 - HAND KNOBS MATERIAL Steel BS.970 Gr.230M07 Chemical black nish See 835 Series for this part in Stainless Steel GAS STRUTS & END FITTINGS Available in Carbon Steel & Stainless Steel with DIN Standard End Fittings Call 0845 606 66 77 and order yours TODAY!

SECTION 11 - HAND KNOBS Wing Screw Stainless Steel See 667 Series for this part in Steel Quarter Turn Screw Chemical black finish See 834 Series for this part in Stainless Steel

SECTION 11 - HAND KNOBS Quarter Turn Screw MATERIAL Stainless Steel BS 970 Gr 316S11 See 604 Series for this part in Steel Tommy Bar Screw MATERIAL Steel BS.970 Gr.212A42 Chemical black nish See 833 Series for this part in Stainless Steel

SECTION 11 - HAND KNOBS WDS 833 Tommy Bar Screw MATERIAL Stainless Steel BS 970 Gr 316S11 See 663 Series for this part in Steel WDS 670 Swivel End Screw For use with 671 Swivel Pads MATERIAL Steel BS.970 Gr.212A42 Chemical black nish P = safe working load in kg (for static load only) Related Products: See 820 Series for this part in Stainless Steel Swivel Pads see Page 11-13

SECTION 11 - HAND KNOBS Swivel End Screw For use with 821 Swivel Pads MATERIAL Stainless Steel BS 970 Gr 316S11 See 670 Series for this part in Steel Related Products: Swivel Pads (Stainless) see Page 11-15 WDS 8920 Swivel End Screw For use with 821 Swivel Pads MATERIAL Stainless Steel BS 970 Gr 303S31 See 670 Series for this part in Steel Related Products: Swivel Pads (Stainless) see Page 11-15

SECTION 11 - HAND KNOBS WDS 672 Swivel End Adjusting Screw For use with 671 Swivel Pads MATERIAL Steel BS.970 Gr.230M07 Chemical black nish Related Products: See 822 Series for this part in Stainless Steel Swivel Pads see Page 11-13 MICROLOC FROM WDS - Whatever is required, WDS can provide a Microloc workholding system that is right for you. - Versatile, general purpose system for sub contract work. - Consider our standard kits if you want your work capacity to grow. - There are four ranges to choose from the 50 series, 60 series, 75 series and the 100 series. Call for more information on: 0845...

SECTION 11 - HAND KNOBS MATERIAL Steel BS.970 Gr.230M07 case hardened Chemical black nish Spring retaining ring See 821 Series for this part in Stainless Steel Related Products: Swivel End Screws see Page 11-10; Adjusting Screws see Page 11-12 D D=screw size - refer to 670, 672, 676 or 706 MATERIAL Steel BS.970 Gr.230M07 case hardened Chemical black nish Spring retaining ring See 821 Series for this part in Stainless Steel Related Products: Swivel End Screws see Page 11-10; Adjusting Screws see Page 11-12 D=screw size - refer to 670, 672, 676 or 706

SECTION 11 - HAND KNOBS Swivel End Adjusting Screw For use with 821 Swivel Pads MATERIAL Stainless Steel BS 970 Gr 316S11 See 672 Series for this part in Steel Related Products: Swivel Pads (Stainless) see Page 11-15 Swivel End Adjusting Screw For use with 821 Swivel Pads MATERIAL Stainless Steel BS 970 Gr 303S31 See 672 Series for this part in Steel Related Products: Swivel Pads (Stainless) see Page 11-15 D

SECTION 11 - HAND KNOBS MATERIAL Stainless Steel BS 970 Gr 316S11 / 303S31 See 671 Series for this part in Steel Related Products: Adjusting Screws see Page 11-14 D=screw size - refer to 820 and 822 Series MATERIAL Stainless Steel BS 970 Gr 316S11 / 303S31 See 671 Series for this part in Steel Related Products: Adjusting Screws see Page 11-14 D=screw size - refer to 820 and 822 Series

SECTION 11 - HAND KNOBS Torque Screws and Knobs Section Torque applied to the knurled knob is transmitted to the driving plate of the screw by means of two spring loaded balls in conical seatings, thereby tightening the screw. Dependent upon the spring loading, the balls will be forced up the inclined sides of the dimples until they reach the at surface of the driving plate. Slippage will then occur and no further increase in the clamping load of the screw is possible. To unclamp, the screw is turned in an anti clockwise direction. Should the clamping load be too great, then this can be reduced...

SECTION 11 - HAND KNOBS T-End Torque Screw MATERIAL Head - Steel BS.970 Gr.230M07 Screw - Steel BS.970 Gr.212A42 Chemical Black Finish F1 = Minimum end pressure (kg) F2 = Maximum end pressure (kg) Torque Support Screw MATERIAL Head - Steel BS.970 Gr.230M07 Screw - Steel BS.970 Gr.212A42 Chemical Black Finish F1 = Minimum end pressure (kg) F2 = Maximum end pressure (kg) MATERIAL CI Knob - Cast Iron BS.1452 Gr.250 Insert - Steel BS.970 Gr.212A42 Chemical Black Finish (Insert Only) F1 = Minimum end pressure (kg) F2 = Maximum end pressure (kg)