Knobs

Hand knobs and thumb screws are available in many styles and materials to be used for pushing, pulling, tightening, loosening and as fixed handles. They are widely used in various applications from industrial and construction machinery to lighting and audio visual equipment. The knobs are fitted with either a protruding screw or threaded inserts in a range of thread sizes.


Material
The material can help you to determine the most suitable environment to use the knob in. They are commonly manufactured from:
Plastics
Stainless steel
Aluminium
Zinc

Styles
There are many types of hand knobs available to suit the area and application it is to be used in. Some of the most common styles include:

Star knobs – Their shape allows a good grip to be easily turned by hand. They have a varying number of lobes (arms) and are selected depending on the grip and pressure required.

Ball knobs – Ideal for use with handles and levers.

Thumb screws - Can be fitted in confined spaces and offer a greater grip that a plain nut and can be tightened by hand or with a tool.

T - Knobs – Easily fitted and gripped with an ergonomic design for quick control adjustment.

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Viewing 1 - 20 of 366 products
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Description Price Thread Thread Diameter Thread Length Knob Shape Mounting Type Knob Diameter Hole Diameter Hole Length Body Material Insert Material Colour Application
RS Stock No. 702-7623
BrandRS PRO
$7.944
Each (In a Pack of 10)
units
M12 x 18 M12 18mm Multiple Lobes Threaded Through Hole 60mm - 31mm Thermoplastic Steel Black -
RS Stock No. 702-7734
BrandRS PRO
$5.955
Each (In a Pack of 10)
units
M8 x 30 M8 30mm 4-Arm Threaded Stud 40mm - - Thermoplastic Stainless Steel Black -
RS Stock No. 771-651
BrandRS PRO
$1.475
Each (In a Pack of 20)
units
M3 x 4 M3 4mm Knurled Unthreaded Hole 10mm - - Thermoplastic - Black -
RS Stock No. 702-7816
BrandRS PRO
$7.104
Each (In a Pack of 10)
units
12 x 20 12mm 20mm Ball Unthreaded Hole 50mm 12mm 40mm Nylon - Black -
RS Stock No. 686-143
BrandRS PRO
$9.515
Each (In a Pack of 10)
units
M10 x 30 M10 30mm Multiple Lobes Threaded Stud 57mm - - Duroplast Steel Black -
RS Stock No. 267-0875
BrandRS PRO
$2.091
Each (In a Pack of 10)
units
- - - 1-Arm Unthreaded Hole 40mm 6mm - Thermoplastic Steel Black -
RS Stock No. 702-7642
BrandRS PRO
$6.77
Each (In a Pack of 10)
units
M8 x 30 M8 30mm Multiple Lobes Threaded Stud 40mm - - Thermoplastic Stainless Steel Black -
RS Stock No. 478-541
BrandRS PRO
$27.70
Each
units
M6 x 20 M6 20mm Multiple Lobes Threaded Hole 40mm - - Aluminium - Silver -
RS Stock No. 702-7677
BrandRS PRO
$6.963
Each (In a Pack of 10)
units
M8 x 15 M8 15mm Multiple Lobes Threaded Through Hole 40mm - 29mm Thermoplastic Stainless Steel Black -
RS Stock No. 702-7636
BrandRS PRO
$5.59
Each (In a Pack of 10)
units
M6 x 20 M6 20mm Multiple Lobes Threaded Stud 28mm - - Thermoplastic Stainless Steel Black -
RS Stock No. 448-8555
Mfr. Part No.69848
BrandElesa
$3.204
Each (In a Pack of 5)
units
M6 x 12 M6 12mm Multiple Lobes Threaded Through Hole 32mm - 23mm Polymer Brass Black -
RS Stock No. 448-8533
Mfr. Part No.69822
BrandElesa
$3.204
Each (In a Pack of 5)
units
M5 x 16 M5 16mm Multiple Lobes Threaded Stud 25mm - - Polymer Steel Black -
RS Stock No. 478-434
BrandRS PRO
$2.087
Each (In a Pack of 10)
units
M6 x 15 M6 15mm Wing Threaded Stud 35mm - - Polyamide Steel Black -
RS Stock No. 771-667
BrandRS PRO
$1.533
Each (In a Pack of 20)
units
M4 x 5 M4 5mm Knurled Unthreaded Hole 13mm - - Thermoplastic - Black -
RS Stock No. 702-7819
BrandRS PRO
$1.857
Each (In a Pack of 10)
units
6 x 16 6mm 16mm Ball Unthreaded Hole 25mm 6mm 17mm Thermoplastic - Black -
RS Stock No. 702-7649
BrandRS PRO
$7.286
Each (In a Pack of 10)
units
M10 x 25 M10 25mm Multiple Lobes Threaded Stud 60mm - - Thermoplastic Stainless Steel Black -
RS Stock No. 686-058
BrandRS PRO
$6.038
Each (In a Pack of 10)
units
M10 x 43 M10 43mm Ball Threaded Hole 44mm 13mm - Duroplast - Black -
RS Stock No. 702-7793
BrandRS PRO
$7.008
Each (In a Pack of 10)
units
M12 M12 - Ball Threaded Hole 50mm - - Nylon - Black -
RS Stock No. 237-738
BrandRS PRO
$28.295
Each (In a Pack of 2)
units
M6 x 12 M6 12mm Wing Threaded Hole 45mm - - Stainless Steel Stainless Steel Silver -
RS Stock No. 448-8921
BrandRS PRO
$4.133
Each (In a Pack of 10)
units
M10 x 30 M10 30mm Knurled Threaded Stud 31mm - - Polymer Steel Black -
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Shatterproof ergonomic soft feel design, thermoplastic knobs,Available with ...
Description:
Shatterproof ergonomic soft feel design, thermoplastic knobs,Available with zinc plated steel or stainless steel studs and brass or stainless steel inserts,Clamping shoulders reduce stress/deformation,Resistant to solvents, oils and most chemicals,High clamping force.
Shatterproof ergonomic soft feel design, thermoplastic knobs,Available with ...
Description:
Shatterproof ergonomic soft feel design, thermoplastic knobs,Available with zinc plated steel or stainless steel studs and brass or stainless steel inserts,Clamping shoulders reduce stress/deformation,Resistant to solvents, oils and most chemicals,High clamping force.
Resistant to most chemicals, UV light and water ...
Description:
Resistant to most chemicals, UV light and water absorption (1.5% max.)Temperature range -20°C to +110°C (short term withstand +170°C)Zinc plated steel, Brass or Stainless steel inserts.