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
0764FA00001 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00001 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0767FA00001 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" Brass 50000 psi Rockwell B78
0760FA00025 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0791FA00001 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 2A 7/32" 21/64" Nylon Plastic 11000 psi Not Rated
0773FA00001 4-40 1/4" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0776FA00001 4-40 9/32" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0760FA00001 4-40 5/16" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0755FA00001 4-40 5/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00002 4-40 5/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0759FA00001 4-40 5/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" Brass 50000 psi Rockwell B78
0761FA00001 4-40 5/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 3/8" 6061 Aluminum 40000 psi Rockwell B60
0764FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0767FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" Brass 50000 psi Rockwell B78
0769FA00022 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0768FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0760FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0755FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00003 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0759FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" Brass 50000 psi Rockwell B78
0761FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 3/8" 6061 Aluminum 40000 psi Rockwell B60
0773FA00002 4-40 3/8" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0755FA00003 4-40 3/8" Partially Threaded Right Hand 0.112" UNC Class 2A 1/8" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00004 4-40 3/8" Partially Threaded Right Hand 0.112" UNC Class 2A 1/8" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B85
0776FA00002 4-40 13/32" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0764FA00003 4-40 7/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00003 4-40 7/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" Black-Oxide Steel 70000 psi Rockwell B84
0760FA00003 4-40 7/16" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0761FA00003 4-40 7/16" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 3/8" 6061 Aluminum 40000 psi Rockwell B60
0764FA00004 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 3/32" 3/8" 18-8 Stainless Steel 80000 psi Rockwell B83
0760FA00026 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0755FA00004 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00005 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0803FA00001 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 1/4" - 18-8 Stainless Steel 80000 psi Rockwell B83
0804FA00001 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 2A 1/4" - Black-Oxide Steel 70000 psi Rockwell B84
0773FA00003 4-40 1/2" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0769FA00001 4-40 1/2" Partially Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0768FA00006 4-40 1/2" Partially Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0776FA00003 4-40 17/32" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0760FA00027 4-40 5/8" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0768FA00001 4-40 5/8" Fully Threaded Right Hand 0.112" UNC Class 2A 3/8" 3/16" 18-8 Stainless Steel 80000 psi Rockwell B83
0773FA00004 4-40 5/8" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0776FA00004 4-40 21/32" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0760FA00028 4-40 3/4" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0773FA00005 4-40 3/4" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0768FA00035 4-40 3/4" Partially Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0769FA00002 4-40 3/4" Partially Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0776FA00005 4-40 25/32" Fully Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0776FA00006 4-40 29/32" Partially Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0760FA00029 4-40 1" Fully Threaded Right Hand 0.112" UNC Class 2A 1/8" 19/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0769FA00003 4-40 1" Fully Threaded Right Hand 0.112" UNC Class 2A 3/8" 3/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0768FA00007 4-40 1" Fully Threaded Right Hand 0.112" UNC Class 2A 3/8" 3/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0768FA00034 4-40 1" Fully Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0769FA00004 4-40 1" Fully Threaded Right Hand 0.112" UNC Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B85
0773FA00006 4-40 1" Partially Threaded Right Hand 0.112" UNC Class 3A 11/64" 5/16" 18-8 Stainless Steel - Not Rated
0769FA00023 4-48 1/2" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0768FA00003 4-48 1/2" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0769FA00024 4-48 3/4" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0768FA00004 4-48 3/4" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0769FA00025 4-48 1" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0768FA00005 4-48 1" Fully Threaded Right Hand 0.112" UNF Class 2A 1/2" 0.25" 18-8 Stainless Steel 80000 psi Rockwell B83
0789FA00001 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 23/64" Nylon Plastic 11000 psi Not Rated
0762FA00001 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 3/8" Brass - Not Rated
0760FA00004 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 25/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0791FA00002 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 1/4" 11/32" Nylon Plastic 11000 psi Not Rated
0796FA00001 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 1/4" - Steel 40000 psi Rockwell B55
0790FA00001 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 9/32" 23/64" Glass-Filled Nylon Plastic 18000 psi Not Rated
0801FA00001 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 11/32" - Steel 40000 psi Rockwell B55
0801FA00040 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 2A 11/32" - Zinc-Plated Steel 40000 psi Rockwell B55
0773FA00007 6-32 1/4" Fully Threaded Right Hand 0.138" UNC Class 3A 3/16" 3/8" 18-8 Stainless Steel - Not Rated
0776FA00007 6-32 9/32" Fully Threaded Right Hand 0.138" UNC Class 3A 3/16" 3/8" 18-8 Stainless Steel - Not Rated
0760FA00030 6-32 5/16" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 25/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00056 6-32 5/16" Partially Threaded Right Hand 0.138" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B83
0789FA00002 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 23/64" Nylon Plastic 11000 psi Not Rated
0762FA00002 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 3/8" Brass - Not Rated
0792FA00001 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 3/8" Nylon Plastic 13000 psi Not Rated
0760FA00005 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 25/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0755FA00005 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0754FA00006 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 3/16" 5/16" 18-8 Stainless Steel 80000 psi Rockwell B85
0759FA00003 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 3/16" 5/16" Brass 50000 psi Rockwell B78
0761FA00004 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 3/16" 3/8" 6061 Aluminum 40000 psi Rockwell B60
0764FA00005 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 7/32" 7/16" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00004 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 7/32" 7/16" Black-Oxide Steel 70000 psi Rockwell B84
0796FA00002 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/4" - Steel 40000 psi Rockwell B55
0796FA00045 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 1/4" - Zinc-Plated Steel 40000 psi Rockwell B55
0790FA00002 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 9/32" 23/64" Glass-Filled Nylon Plastic 18000 psi Not Rated
0802FA00001 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 11/32" - 18-8 Stainless Steel - Not Rated
0801FA00002 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 11/32" - Steel 40000 psi Rockwell B55
0801FA00041 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 11/32" - Zinc-Plated Steel 40000 psi Rockwell B55
0768FA00009 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 2A 3/8" 3/16" 18-8 Stainless Steel 80000 psi Rockwell B83
0773FA00008 6-32 3/8" Fully Threaded Right Hand 0.138" UNC Class 3A 3/16" 3/8" 18-8 Stainless Steel - Not Rated
0776FA00008 6-32 13/32" Fully Threaded Right Hand 0.138" UNC Class 3A 3/16" 3/8" 18-8 Stainless Steel - Not Rated
0760FA00031 6-32 7/16" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 25/64" 18-8 Stainless Steel 80000 psi Rockwell B85
0761FA00005 6-32 7/16" Fully Threaded Right Hand 0.138" UNC Class 2A 3/16" 3/8" 6061 Aluminum 40000 psi Rockwell B60
0764FA00006 6-32 7/16" Fully Threaded Right Hand 0.138" UNC Class 2A 7/32" 7/16" 18-8 Stainless Steel 80000 psi Rockwell B83
0765FA00005 6-32 7/16" Fully Threaded Right Hand 0.138" UNC Class 2A 7/32" 7/16" Black-Oxide Steel 70000 psi Rockwell B84
0767FA00003 6-32 7/16" Fully Threaded Right Hand 0.138" UNC Class 2A 7/32" 7/16" Brass 50000 psi Rockwell B78
0789FA00003 6-32 1/2" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 23/64" Nylon Plastic 11000 psi Not Rated
0762FA00003 6-32 1/2" Fully Threaded Right Hand 0.138" UNC Class 2A 1/8" 3/8" Brass - Not Rated
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