Clamping Knobs

Clamping knobs are components that are used for clamping, adjusting, turning and tightening. Clamping knobs also known as hand knobs are designed to give the user extra grip and control. The knobs are used in a wide range of industrial environments and applications.

What are the different styles?

Clamping knobs are available in various shapes and styles for machinery and assemblies. Some of the most common are

  • Ball

Are round and are used for up-down and left to right directional movement. They are also used for pulling, tightening. Ball knobs are ideal for control levers and handles. Ball knobs have female internal threads in various sizes that are attached to a threaded stud or shaft.

  • Wing 

Wing knobs are a simple style of knob with a wing-shaped head. Ergonomically designed they are ideal for both high torque applications as well as fingertip control and low adjustment tightening. 

  • Multiple Lobe 

Multiple lobe knobs, often called star knobs are designed for applications that require a secure grip. Their unique shape allows a firm grasp and is ideal for adjusting, turning and clamping applications.

  • Knurled

Knurled rim knobs have a ridged outer edge and are perfect for a non-slip firm grip. Knurled knobs are generally used in applications where an operator may be in contact with wet or damp environments. 

Materials

Clamping knobs are available in a range of metal and plastic body materials, they include

  • Stainless steel
  • Aluminium
  • Thermoplastic
  • Polyamide
  • Duroplast
  • Nylon

Threads

Clamping knobs have female threads, male studs and through-hole threads in M3, M4, M5, M6, M8, M10, M12 and M16. 


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Description Price Thread Thread Diameter Thread Length Knob Shape Mounting Type Knob Diameter Hole Diameter Hole Length Insert Material Colour
RS Stock No. 702-7677
BrandRS PRO
SGD6.376
Each (In a Pack of 10)
units
M8 8mm 15mm Multiple Lobes Threaded Through Hole 40mm - 29mm Stainless Steel Black
RS Stock No. 771-667
BrandRS PRO
SGD1.074
Each (In a Pack of 20)
units
M4 4mm 5mm Knurled Unthreaded Hole 13mm - - - Black
RS Stock No. 771-651
BrandRS PRO
SGD0.865
Each (In a Pack of 20)
units
M3 3mm 4mm Knurled Unthreaded Hole 10mm - - - Black
RS Stock No. 448-8921
BrandRS PRO
SGD3.603
Each (In a Pack of 10)
units
M10 10mm 30mm Knurled Threaded Stud 31mm - - Steel Black
RS Stock No. 288-1788
Mfr. Part No.69901
BrandElesa
SGD3.022
Each (In a Pack of 5)
units
M6 6mm 20mm Multiple Lobes Threaded Stud 40mm - - Steel Black
RS Stock No. 448-8527
Mfr. Part No.69811
BrandElesa
SGD3.002
Each (In a Pack of 5)
units
M4 4mm 10mm Multiple Lobes Threaded Hole 25mm - - Brass Black
RS Stock No. 771-689
BrandRS PRO
SGD1.721
Each (In a Pack of 20)
units
M6 6mm 8mm Knurled Unthreaded Hole 19mm - - - Black
RS Stock No. 918-5434
Mfr. Part No.169973-C9
BrandElesa
SGD12.268
Each (In a Pack of 5)
units
M10 10mm 30mm Hex Threaded Stud 53mm - - Zinc Plated Steel Black
RS Stock No. 686-632
BrandRS PRO
SGD4.058
Each (In a Pack of 10)
units
M8 8mm 20mm 4-Arm Threaded Stud 50mm - - Alloy Black
RS Stock No. 702-7532
BrandRS PRO
SGD3.235
Each (In a Pack of 10)
units
M5 5mm 10mm Knurled Threaded Stud 22mm - - Steel Black
RS Stock No. 686-137
BrandRS PRO
SGD8.361
Each (In a Pack of 10)
units
M10 10mm 20mm Multiple Lobes Threaded Stud 57mm - - Steel Black
RS Stock No. 267-0875
BrandRS PRO
SGD1.475
Each (In a Pack of 10)
units
- - - 1-Arm Unthreaded Hole 40mm 6mm - Steel Black
RS Stock No. 702-7526
BrandRS PRO
SGD3.162
Each (In a Pack of 10)
units
M4 4mm 20mm Knurled Threaded Stud 18mm - - Steel Black
RS Stock No. 771-673
BrandRS PRO
SGD1.35
Each (In a Pack of 20)
units
M5 5mm 6mm Knurled Unthreaded Hole 16mm - - - Black
RS Stock No. 702-7623
BrandRS PRO
SGD6.314
Each (In a Pack of 10)
units
M12 12mm 18mm Multiple Lobes Threaded Through Hole 60mm - 31mm Steel Black
RS Stock No. 702-7636
BrandRS PRO
SGD4.826
Each (In a Pack of 10)
units
M6 6mm 20mm Multiple Lobes Threaded Stud 28mm - - Stainless Steel Black
RS Stock No. 830-4145
BrandRS PRO
SGD2.122
Each (In a Pack of 10)
units
M4 4mm 10mm Knurled Threaded Hole 15mm - - - Black
RS Stock No. 702-7554
BrandRS PRO
SGD3.343
Each (In a Pack of 10)
units
M8 8mm 30mm Knurled Threaded Stud 26mm - - Steel Black
RS Stock No. 702-7541
BrandRS PRO
SGD3.079
Each (In a Pack of 10)
units
M5 5mm 20mm Knurled Threaded Stud 22mm - - Steel Black
RS Stock No. 686-058
BrandRS PRO
SGD5.265
Each (In a Pack of 10)
units
M10 10mm 43mm Ball Threaded Hole 44mm 13mm - - Black