Thumb Screws

1537 products

Thumb Screws

Thumb Screws are user-friendly fasteners designed for hand-tightening without tools, featuring winged or knurled heads for easy grip and operation. At Skdin, we offer a comprehensive range of high-quality Thumb Screws in various styles, materials, and sizes for applications requiring frequent adjustments or tool-free operation. These convenient fasteners are ideal for access panels, electronic enclosures, laboratory equipment, and any application where quick assembly and disassembly is beneficial. Our thumb screws are available with different thread types, head styles, and materials to suit various requirements. Explore our selection to find the perfect thumb screws for your tool-free fastening needs.

System of Measurement
Inch Metric
Specifications Met
DIN 316 DIN 464 DIN 653
Thread Size
4-40 4-48 6-32 6-48 8-32 8-40 10-24 10-32 3/16"-100 1/4"-20 1/4"-28 1/4"-80 5/16"-18 5/16"-24 3/8"-16 1/2"-13 5/8"-11 M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10 M12
Length
3/16" 7/32" 1/4" 9/32" 5/16" 3/8" 13/32" 7/16" 1/2" 17/32" 9/16" 5/8" 21/32" 3/4" 25/32" 7/8" 29/32" 1" 1 1/8" 1 1/4" 1 5/16" 1 3/8" 1 1/2" 1 5/8" 1 3/4" 2" 2 1/16" 2 1/4" 2 5/16" 2 1/2" 2 9/16" 2 3/4" 2 13/16" 3" 3 1/16" 3 1/2" 3 9/16" 3 13/16" 4" 4 5/16" 4 9/16" 5 1/16" 5 5/16" 4 mm 5 mm 6 mm 8 mm 9 mm 10 mm 11 mm 12 mm 13 mm 14 mm 15 mm 16 mm 18 mm 19 mm 20 mm 24 mm 25 mm 26 mm 30 mm 31 mm 32 mm 34 mm 35 mm 38 mm 40 mm 41 mm 44.5 mm 50 mm 51 mm 57 mm 60 mm 63.5 mm 76 mm 80 mm
Material
18-8 Stainless Steel 2011 Aluminum 316 Stainless Steel 6061 Aluminum Acetal Plastic Black-Oxide Steel Brass Glass-Filled Nylon Plastic Nylon Plastic Steel Zinc-Plated Cast Iron Zinc-Plated Iron Zinc-Plated Steel
Drive Style
External Hex Hex Slotted
Threading
Fully Threaded Partially Threaded
Head Diameter
3/16" 0.25" 19/64" 5/16" 21/64" 11/32" 23/64" 3/8" 25/64" 0.4" 13/32" 27/64" 7/16" 29/64" 31/64" 1/2" 0.53" 35/64" 9/16" 37/64" 39/64" 0.61" 5/8" 41/64" 0.68" 11/16" 3/4" 0.875" 1" 1 1/8" 1 1/4" 1 3/8" 1 1/2" 4.8 mm 6 mm 7 mm 7.5 mm 8 mm 9.5 mm 9.6 mm 10 mm 11 mm 11.5 mm 12 mm 12.7 mm 13 mm 14.5 mm 15.9 mm 16 mm 16.5 mm 19 mm 19.5 mm 20 mm 22.2 mm 23 mm 24 mm 25 mm 26 mm 29 mm 30 mm 32 mm 36 mm 38 mm
Head Height
3/32" 1/8" 9/64" 5/32" 11/64" 3/16" 7/32" 1/4" 9/32" 19/64" 5/16" 21/64" 11/32" 23/64" 3/8" 25/64" 13/32" 7/16" 29/64" 15/32" 1/2" 35/64" 9/16" 19/32" 39/64" 5/8" 43/64" 11/16" 23/32" 3/4" 13/16" 7/8" 15/16" 1" 1 1/8" 1 3/16" 1 1/4" 1 1/2" 2.5 mm 3 mm 3.5 mm 4 mm 4.4 mm 5 mm 5.5 mm 6 mm 6.5 mm 7 mm 7.6 mm 7.8 mm 7.9 mm 8 mm 8.5 mm 8.6 mm 9.5 mm 9.8 mm 10 mm 10.5 mm 11 mm 11.5 mm 12.2 mm 12.7 mm 13 mm 14 mm 14.3 mm 15.5 mm 16 mm 17 mm 17.5 mm 18 mm 19 mm 20 mm 21 mm 22 mm 24 mm 25 mm 33 mm 38 mm 40 mm
Thread Pitch
0.4 mm 0.45 mm 0.5 mm 0.6 mm 0.7 mm 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm
Thread Diameter
0.112" 0.138" 0.164" 0.188" 0.19" 0.25" 0.312" 0.313" 0.375" 0.5" 0.625"
Thread Type
Metric UNC UNF UNS
Drive Size
1/4" 3/16" 3/32" 5/32" 7/64" 9/64"
Tensile Strength
11000 psi 13000 psi 18000 psi 40000 psi 50000 psi 55000 psi 60000 psi 70000 psi 80000 psi 90000 psi 180000 psi
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Part Number Thread Size Length Threading Thread Direction Thread Diameter Thread Type Thread Fit Head Height Head Diameter Material Tensile Strength Hardness
0773FA00060 5/16"-24 3/4" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0776FA00053 5/16"-24 3/4" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0777FA00027 5/16"-24 3/4" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0773FA00061 5/16"-24 7/8" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0776FA00054 5/16"-24 7/8" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0777FA00028 5/16"-24 7/8" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0760FA00064 5/16"-24 1" Fully Threaded Right Hand 0.313" UNF Class 2A 9/32" 41/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0796FA00031 5/16"-24 1" Fully Threaded Right Hand 0.313" UNF Class 2A 11/16" - Steel 40000 psi Rockwell B55
0773FA00062 5/16"-24 1" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0777FA00029 5/16"-24 1" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0776FA00055 5/16"-24 1 1/8" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0760FA00065 5/16"-24 1 1/4" Fully Threaded Right Hand 0.313" UNF Class 2A 9/32" 41/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0773FA00063 5/16"-24 1 1/4" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0777FA00030 5/16"-24 1 1/4" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0776FA00056 5/16"-24 1 3/8" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0796FA00032 5/16"-24 1 1/2" Fully Threaded Right Hand 0.313" UNF Class 2A 11/16" - Steel 40000 psi Rockwell B55
0773FA00064 5/16"-24 1 1/2" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1" 18-8 Stainless Steel - Not Rated
0777FA00031 5/16"-24 1 1/2" Fully Threaded Right Hand 0.313" UNF Class 3A 13/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0789FA00028 3/8"-16 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 3/16" 11/16" Nylon Plastic 11000 psi Not Rated
0764FA00039 3/8"-16 5/8" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00037 3/8"-16 5/8" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0764FA00040 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00038 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0771FA00014 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 11/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0772FA00005 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 11/16" 0.875" Black-Oxide Steel 70000 psi Rockwell B84
0798FA00025 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - 18-8 Stainless Steel - Not Rated
0796FA00033 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Steel 40000 psi Rockwell B55
0796FA00075 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0794FA00033 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 7/8" 5/8" Zinc-Plated Iron - Not Rated
0801FA00027 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Steel 40000 psi Rockwell B55
0801FA00064 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0777FA00032 3/8"-16 3/4" Fully Threaded Right Hand 0.375" UNC Class 3A 15/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0793FA00014 3/8"-16 3/4" Fully Threaded Right Hand - UNC Class 2A 13/16" 5/8" 18-8 Stainless Steel - Not Rated
0777FA00033 3/8"-16 7/8" Fully Threaded Right Hand 0.375" UNC Class 3A 15/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0789FA00029 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 3/16" 11/16" Nylon Plastic 11000 psi Not Rated
0764FA00041 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00039 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0771FA00015 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 11/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0772FA00006 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 11/16" 0.875" Black-Oxide Steel 70000 psi Rockwell B84
0788FA00004 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 3/4" - Zinc-Plated Steel 40000 psi Rockwell B71
0798FA00026 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - 18-8 Stainless Steel - Not Rated
0800FA00016 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Brass 50000 psi Rockwell B40
0796FA00034 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Steel 40000 psi Rockwell B55
0796FA00076 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0794FA00034 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 7/8" 5/8" Zinc-Plated Iron - Not Rated
0802FA00025 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - 18-8 Stainless Steel - Not Rated
0801FA00028 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Steel 40000 psi Rockwell B55
0801FA00065 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0777FA00034 3/8"-16 1" Fully Threaded Right Hand 0.375" UNC Class 3A 15/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0793FA00015 3/8"-16 1" Fully Threaded Right Hand - UNC Class 2A 13/16" 5/8" 18-8 Stainless Steel - Not Rated
0755FA00045 3/8"-16 1" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0754FA00043 3/8"-16 1" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0764FA00042 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00040 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0798FA00027 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - 18-8 Stainless Steel - Not Rated
0796FA00035 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Steel 40000 psi Rockwell B55
0796FA00077 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0801FA00029 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Steel 40000 psi Rockwell B55
0777FA00035 3/8"-16 1 1/4" Fully Threaded Right Hand 0.375" UNC Class 3A 15/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0785FA00014 3/8"-16 1 5/16" Fully Threaded Right Hand 0.375" UNC Class 2A 1" - Black-Oxide Steel 180000 psi Rockwell C40
0789FA00030 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 3/16" 11/16" Nylon Plastic 11000 psi Not Rated
0764FA00043 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00041 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 1 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0787FA00006 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 7/16" 1 1/4" Black-Oxide Steel 70000 psi Not Rated
0786FA00006 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 1/2" 1 1/4" Black-Oxide Steel 80000 psi Rockwell B85
0771FA00016 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 11/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0788FA00005 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 3/4" - Zinc-Plated Steel 40000 psi Rockwell B71
0798FA00028 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - 18-8 Stainless Steel - Not Rated
0800FA00017 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Brass 50000 psi Rockwell B40
0796FA00036 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Steel 40000 psi Rockwell B55
0796FA00078 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0794FA00035 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 7/8" 5/8" Zinc-Plated Iron - Not Rated
0802FA00026 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - 18-8 Stainless Steel - Not Rated
0801FA00030 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Steel 40000 psi Rockwell B55
0801FA00066 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0784FA00013 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 2A 1 1/8" - Black-Oxide Steel 180000 psi Rockwell C40
0777FA00036 3/8"-16 1 1/2" Fully Threaded Right Hand 0.375" UNC Class 3A 15/32" 1 1/2" 18-8 Stainless Steel - Not Rated
0793FA00016 3/8"-16 1 1/2" Fully Threaded Right Hand - UNC Class 2A 13/16" 5/8" 18-8 Stainless Steel - Not Rated
0755FA00046 3/8"-16 1 1/2" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0754FA00044 3/8"-16 1 1/2" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0781FA00017 3/8"-16 1 1/2" Partially Threaded Right Hand 0.375" UNC Class 2A 7/16" 1 1/4" 18-8 Stainless Steel 80000 psi Rockwell B83
0782FA00016 3/8"-16 1 1/2" Partially Threaded Right Hand 0.375" UNC Class 2A 7/16" 1 1/4" Black-Oxide Steel 70000 psi Rockwell B84
0753FA00008 3/8"-16 1 1/2" Partially Threaded Right Hand 0.375" UNC Class 2A 1" - Black-Oxide Steel - Not Rated
0789FA00031 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 3/16" 11/16" Nylon Plastic 11000 psi Not Rated
0758FA00016 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" Black-Oxide Steel 70000 psi Rockwell B84
0787FA00007 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 7/16" 1 1/4" Black-Oxide Steel 70000 psi Not Rated
0786FA00007 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 1/2" 1 1/4" Black-Oxide Steel 80000 psi Rockwell B85
0798FA00029 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - 18-8 Stainless Steel - Not Rated
0800FA00018 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Brass 50000 psi Rockwell B40
0796FA00037 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Steel 40000 psi Rockwell B55
0796FA00079 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 13/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0794FA00036 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 7/8" 5/8" Zinc-Plated Iron - Not Rated
0802FA00007 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - 18-8 Stainless Steel - Not Rated
0801FA00031 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Steel 40000 psi Rockwell B55
0801FA00067 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 15/16" - Zinc-Plated Steel 40000 psi Rockwell B55
0784FA00014 3/8"-16 2" Fully Threaded Right Hand 0.375" UNC Class 2A 1 1/8" - Black-Oxide Steel 180000 psi Rockwell C40
0793FA00017 3/8"-16 2" Fully Threaded Right Hand - UNC Class 2A 13/16" 5/8" 18-8 Stainless Steel - Not Rated
0755FA00047 3/8"-16 2" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0754FA00045 3/8"-16 2" Partially Threaded Right Hand 0.375" UNC Class 2A 5/16" 0.875" 18-8 Stainless Steel 80000 psi Rockwell B83
0781FA00018 3/8"-16 2" Partially Threaded Right Hand 0.375" UNC Class 2A 7/16" 1 1/4" 18-8 Stainless Steel 80000 psi Rockwell B83
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