Best Thumb Screws in 2026

{Metric & Imperial Sized Standoffs} Bolt Dropper’s PC screws kit has both metric and imperial motherboard screws and standoffs offering a 99% fit in all types of motherboard installations. Other kits don’t include imperial size motherboard risers and screws, which are necessary in many installations. No need to buy multiple kits to try and find the right size fastener with Bolt Dropper’s.

{502 Piece Kit} The Bolt Dropper PC screw kit contains more of the most used screws, nuts, washers, and computer case thumb screws than others. This way you don’t run out during your build or repair. Other kits contain only a few PC case screws for your chassis, but Bolt Dropper contains more than double of the next leading brand.

{High Quality Screws} High quality screws with deep cut drives prevent stripping and snapping as well as ensuring a secure fit. When you’re constantly upgrading and removing parts, a screw that doesn’t strip is essential. Bolt Dropper’s precision-made fasteners add a layer of confidence knowing you can add and remove them time and time again without worry of ever stripping a head or snapping a screw.

Use: for visible and invisible screwing of exterior wood e.g. floor and lid formwork. High corrosion resistance thanks to stainless steel A2.

Raised countersunk head for aesthetic look and clean countersinking thanks to milling ribs. Optimal power transmission and clean fit with Spax bit T-Star plus T20 with guide pins.

Effortless work; and longer battery life: no pre-drilling (depending on the wood). Precise positioning and reduction of the splicing effect due to the drilling function of the CUT tip. Easier cutting of the wood fibre thanks to Spax-typical wave profile.

Package includes: 40PCS Computer Case Screws

Overall Size: 14 x 9mm/0.55" x 0.35"(L*Max.D)

Phillips Size: (horizontal*Vertical) 4*8mm Pitch: 1mm

【227pcs】. Total 10 different computer screws with 227 pcs, offering a 99% fit in all types of computer motherboard screws for pc DIY installation & repair. You will get the whole necessary computer screws with this motherboard standoffs screw kit.

【High Quality Screws】 High quality screws with deep cut drives prevent stripping and snapping as well as ensuring a secure fit. When you’re constantly upgrading and removing parts, a screw that doesn’t strip is essential. DANA FRED’s precision-made fasteners add a layer of confidence knowing you can add and remove them time and time again without worry of ever stripping a head or snapping a screw.

【Well Packaging】 Each type of screws was placed inside a compartment and clearly labeled, making it easy for you to use and store at any time. The 227pcs pc computer screws kit contains a variety & color of motherboard screws to help you find the right one for the pc mounting & repair needs. It's a good choice for the professional computer repairman or a first-time builder/fixer.

➤Material: Aluminum Alloy

➤Dimension: #6-32, this is the standard one used on computer cases, PSU mountings, HD mountings, etc.

➤Usage: Philips cross slot, textured head designed for easy grip, provide quick installation for securing cases. Tighten by hand, then secure snugly with a screwdriver.

Twenty (20) 1/4-20 Thread x 1/2 (half) inch length thread thumbscrews.

1 Inch Plastic Knurled Head

1/2 Inch Long 1/4-20 Threaded Alloy Screw

Standard Thread Size: M6 (1mm Pitch); Thread Length: 20mm / 0.79"; Knurled Head Diameter: 21mm / 0.83"; Total Height: 33mm / 1.3"

Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.

Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.

👍Tiny Round Head Nails & Flat Cross Screws are widely used in Woodworking, Gardening, Construction, Home improvement Dollhouses, Artwork making or any other DIY Projects.

👍Antique Coating is beautiful and practical. It’s made of Convenient, usable, but very lightweight material.

👍Screws all organized by size and color, You might also want to consider needle nose pliers and a light weight tack hammer for the nails. Handy little set of screws that will come in handy for all of your handwork, men or women, Birthday or Christmas Decoration, Standby Application.

8 Set, 8pcs thumb screws M6*30 + 8pcs washers M6*12 +8pcs Nuts M6; Plum head diameter is 32mm, thread is M6*30 (D*L); Washer size is M6*12*0.15; Nut size is M6.

Plum head is made of high quality plastic, good toughness and impact resistance, anti-corrosion and anti-aging, can be used for many years.

Screw, washer, nut are all made of high grade iron, zinc plated surface, high hardness, greatly enhancing the ability of anti-corrosion and anti-rust.

Standard Thread Size: M6 (1mm Pitch); Thread Length: 10mm / 0.39"; Knurled Head Diameter: 21mm / 0.83"; Total Height: 23mm / 0.9"

Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.

Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.

Standard Thread Size: M5 (0.8mm Pitch); Thread Length: 10mm / 0.39"; Knurled Head Diameter: 15mm / 0.59"; Total Height: 20mm / 0.79"

Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.

Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.

Standard Thread Size: M5 (0.8mm Pitch); Thread Length: 30mm / 1.18"; Knurled Head Diameter: 21mm / 0.83"; Total Height: 44mm / 1.73"

Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.

Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.

One set included all pc buliding screws:1:hard drive screws;2:fan screw;3:Motherboard fixed screws; 4:motherboard standoffs with brass and iron two types; 5:M3 washer;6:Chassis screw;7:thumb screw 8:CD-ROM set screws

Thumb screw(#6-32 x 6mm / M3.5x6) ,Chassis screw (#6-32 x 6mm), screws for hard drive(#6-32x5BM),case screw for motherboards fixed screw(M3x6) , case fan screw (5x10KB)

CD drive set screw (M3x5), brass pillar standoffs for mainboard m3x6, iron pillar standoffs for mainboard m3x6, insulated washers in one plastic case(M3)

Thread Size: M6 x 25mm/ M6 x 1" (D*L); Total Length: 37.5mm / 1.47"

Weight: 92g; Product Name: Thumb Screw

Material: Metal; Package Content: 4pcs x Knurled Thumb Screw

Material: Carbon Steel + ABS.

Total height: 21 mm/0.82 inch; Head Diameter: 14mm/0.55in;

Male Thread Diameter: M4; Male Thread Length: 10mm / 0.39".

✔ 1/4"-20 x 1-1/2" ThumbScrew w/Black Tee Knob

✔ 4 Pack ✔ Proudly Built In USA

✔ Corrosion Resistant Stainless Steel ✔ Reusable

✔ 1/4"-20 x 1/2" ThumbScrew w/Black Tee Knob

✔ 4 Pack ✔ Proudly Built In USA

✔ Corrosion Resistant Stainless Steel ✔ Reusable

British Standard Size. 1/4 Inches thread diameter, 1.8 inches length in thread. 2 inches length of the rod, 2.5 inches overall length

Made of high grade Nylon. These Nylon Thumb Screws offer insulation(non-conductivity), corrosion resistance and chemical stability.

Precison. Fine plastics injection ensures an accurate size and perfect shape in these thumb screw bolt.

Head Style: Round Knurled Head; Material: Carbon Steel; Package Content: 5 x Knurled Thumb Screws

Product Name: Knurled Thumb Screws; Thread Size: M6 x 12mm/ 0.24" x 0.47" (D*L); Weight: 97g

Coating: Galvanized/Zinc Plated; Main Color: Silver Tone

PRODUCT DIMENSION---6 PCS x T type Clamping Handle Knob. Head Diameter: 36mm/1.42" ; Thread Length: 30mm/1.18" ; Thread Diameter: 6mm/0.24" ; Total Height: 48mm/1.89"

HIGH-QUALITY MATERIAL---These knob replacement parts are made of ABS plastic carbon steel galvanization surface, anti-corrosion and anti-rust. scratch and dirt resistant. Wear-resistant and corrosion-resistant, anti-aging, can be used for many years.

EASY TO USE---Easy to install and remove without any other tools. T shaped knurled head shaped knurled head fastening, locking, adjusting effect. Can be used repeatedly Male threaded knobs has smooth surface, complete and precise workmanship. Screw on type design for easy install and with surface nice finish for comfortable grip.

M5 Thumb Screw No Bolt Nut for MTB Cycling Bike Bicycle Phone Holder for Cameras

Many options, choose carefully with the one you want.

Material: Aluminum Alloy

The larger the diameter of the thumb portion, the greater the clamping force that can be applied

Material :Made of Stainless Steel, this thumb screw Knob is good for needs requiring high appearance, rust resistance, good wear resistance, well fastening function and long-lasting service than other material

Applications - Applied in home appliances, communications industry, automotive industry, etc.

Package included: 5pcs knurled thumbscrews M3x20mm.

The product is made of 304 stainless steel with a smooth surface.

Suitable for needs that require high appearance, with rust resistance and long service life.

The structure is sturdy and durable and not easily deformed.

Made of metal material, with high hardness, etc.

Easy to install, great for industrial projects and things that require quick adjustments.