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. 771-667
BrandRS PRO
€11.00
1 Pack of 20
Pack(s)
M4 4mm 5mm Knurled Unthreaded Hole 13mm - - - Black
RS Stock No. 448-8656
Mfr. Part No.166263
BrandElesa
€18.92
1 Pack of 5
Pack(s)
M6 6mm 20mm Multiple Lobes Threaded Stud 32mm - - Stainless Steel Black
RS Stock No. 448-8577
Mfr. Part No.69851
BrandElesa
€9.29
1 Pack of 5
Pack(s)
M6 6mm 16mm Multiple Lobes Threaded Stud 32mm - - Steel Black
RS Stock No. 702-7787
BrandRS PRO
€8.08
1 Pack of 10
Pack(s)
M6 6mm - Ball Threaded Hole 25mm - - - Black
RS Stock No. 771-673
BrandRS PRO
€14.38
1 Pack of 20
Pack(s)
M5 5mm 6mm Knurled Unthreaded Hole 16mm - - - Black
RS Stock No. 702-7623
BrandRS PRO
€35.31
1 Pack of 10
Pack(s)
M12 12mm 18mm Multiple Lobes Threaded Through Hole 60mm - 31mm Steel Black
RS Stock No. 448-8662
Mfr. Part No.166383
BrandElesa
€28.77
1 Pack of 5
Pack(s)
M8 8mm 30mm Multiple Lobes Threaded Stud 40mm - - Stainless Steel Black
RS Stock No. 448-8820
BrandRS PRO
€16.82
1 Pack of 10
Pack(s)
M4 4mm 10mm Knurled Threaded Hole 21mm - - Brass Black
RS Stock No. 478-484
BrandRS PRO
€10.63
1 Pack of 10
Pack(s)
M6 6mm 30mm Wing Threaded Stud 35mm - - Steel Black
RS Stock No. 448-8533
Mfr. Part No.69822
BrandElesa
€8.13
1 Pack of 5
Pack(s)
M5 5mm 16mm Multiple Lobes Threaded Stud 25mm - - Steel Black
RS Stock No. 918-5330
Mfr. Part No.167385
BrandElesa
€27.11
1 Pack of 5
Pack(s)
M8 8mm 40mm 3-Arm Threaded Stud 40mm - - Stainless Steel Black
RS Stock No. 478-977
BrandRS PRO
€43.60
Each
units
M10 10mm 32mm Multiple Lobes Threaded Hole 60mm - - - Silver
RS Stock No. 771-752
BrandRS PRO
€22.20
1 Pack of 20
Pack(s)
M6 6mm 8mm 2-Arm Unthreaded Hole 30mm - - Steel Black
RS Stock No. 288-1817
Mfr. Part No.70017
BrandElesa
€21.09
1 Pack of 5
Pack(s)
M10 10mm 26mm Multiple Lobes Threaded Through Hole 63mm - 37mm Brass Black
RS Stock No. 448-8836
BrandRS PRO
€16.44
1 Pack of 10
Pack(s)
M5 5mm 10mm Knurled Threaded Hole 21mm - - Brass Black
RS Stock No. 771-702
BrandRS PRO
€28.63
1 Pack of 20
Pack(s)
M8 8mm 10mm Knurled Unthreaded Hole 26mm - - - Black
RS Stock No. 290-3743
Mfr. Part No.69893
BrandElesa
€12.30
1 Pack of 5
Pack(s)
M6 6mm 18mm Multiple Lobes Threaded Hole 40mm - - Brass Black
RS Stock No. 771-651
BrandRS PRO
€10.15
1 Pack of 20
Pack(s)
M3 3mm 4mm Knurled Unthreaded Hole 10mm - - - Black
RS Stock No. 478-967
BrandRS PRO
€28.46
Each
units
M10 10mm 25mm Multiple Lobes Threaded Hole 50mm - - - Silver
RS Stock No. 448-8555
Mfr. Part No.69848
BrandElesa
€8.13
1 Pack of 5
Pack(s)
M6 6mm 12mm Multiple Lobes Threaded Through Hole 32mm - 23mm Brass Black