4mm Bolts with Delrin Knurled cap Nylon head is 13mm Dia. x 5.5mm H Temperature 35* - 180* Stainless Steel Bolt Grade 18-8Thread Pitch: .07 Standard Thread8mm 10mm 12mm 14mm 18mm lengths available Thumb screws work great for uses where something may have to be removed frequently. Machinery, electronics, home projects, motorcycles, camera equipment, tripods, etc. These can be tightened by hand. Made in USAPremium Quality Product Ships Fast Free2 Day Handling Time M4 (4mm) Clamping Knobs with Knurled Head multiple lengths (Standard Thread) M4 Black Knurled Thumb Screws - Stainless Steel, Various Lengths, Multi-Pack Options Material: High-quality 304 Stainless Steel for durability and rust resistance. Sizes Available: M4 x 10mm, M4 x 12mm, M4 x 18mm, M4 x 20mm, M4 x 25mm. Pack Options: Available in 6, 12, and 24 packs. Knob Dimensions: Plastic clamping knob measures 13mm Dia. x 5.5mm H, ensuring no interference with screw length. Thread Specification: Features a standard M4 thread pitch of 0.7. Temperature Tolerance: Operates effectively within a temperature range of 35C to 180C. Versatile Use: Ideal for machinery, electronics, home projects, motorcycles, camera equipment, and tripods. Ease of Use: Can be tightened by hand, perfect for spaces with limited clearance. Prevents over-tightening and reduces maintenance time. Design Benefits: Offers a secure grip, resists oil, grease, and solvents. Available in multiple colors for easy identification (click HERE for additional colors). Manufacturing: Proudly made in the USA. Product Description: These M4 Black Knurled Thumb Screws are perfect for applications requiring frequent removal and reinstallation, such as safety covers or access panels. The thumb screws feature a plastic clamping knob for easy manual adjustment without tools, making them ideal for tight spaces. Their durable 304 stainless steel construction ensures longevity and resistance to environmental factors, while the variety of lengths and pack options provide flexibility for different project needs. For additional Colors Click HERE Made in USA Premium Quality Product Ships Fast Free Humbucker Pickup Ring Set Neck Bridge Glossy Black Pick up Cover $7.95 8mm T Bolt Thumb Screw with plastic head M8 Standard Thread $12.8 5/16" T Bolt Thumb Screw with Delrin Tee Knob. Various sizes. $12.5 1/4" - 20 T Bolt Thumb Screw with Plastic Knob multiple lengths coarse thread $10.75 #10-32 Tee Bolt Thumb Screw with Black Knob. Various Sizes $10.75 #10-24 Tee Bolt Thumb Screw with Black Wing Knob $7.99 1/4" Rubber Grommets for 1/16" Panel 5/32? ID x 3/8" OD $7.85 1 1/4" Rubber Grommets for 1/8" Panels 3/4" ID x 1 5/8" OD $9.75 1" Rubber Grommets for 3/16" Panels 3/4? ID x 1 1/4" OD $8.7 1" Firewall Bushings 1/8" Panels 1/2? ID x 1 1/4" OD $11 5/16 X 1/4" Rubber Grommet Bushing. 1/2" OD. Fits 1/4" Panel $8.3 9/16" Rubber Grommets for 1/16" Panels. 7/16" ID x 3/4" OD $8.25 9/16" Rubber Grommets for 1/8" Panels. 5/16" ID x 13/16" OD $8.25 9/16" Rubber Grommets for 1/16" Panels. 5/16" ID x 13/16" OD $8.25 9/16" Rubber Grommets for 1/4" Panels. 5/16" ID x 13/16" OD $8.25 1" Rubber Grommets 1/8" Panels 1/2? ID x 1 1/4" OD $8.65 5/8" X 3/8" Rubber Bushing. Fits 1/4? Panel. 3/8? ID, 7/8" OD $9.5 1 1/4" Rubber Grommets for 1/16" Panels 1 9/16" OD $9.5 Powerful listing templates by 3DSellers Shipping Free Shipping via USPS Ground Advantage, or Priority Mail on large or heavy orders. Orders are generally shipped same day or next on weekdays. Returns We accept return within 30 days from the receipt of the item for refund. Similar items M4 Knurled Thumb Screw Bolts Multiple lengths Yellow Clamping Knob Stainless 4mm $14.89 M4 Knurled Thumb Screw Bolts Multiple lengths Red Clamping Knob Stainless 4mm $14.89 M4 x 8mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless Steel 4mm $14.29 M4 x 12mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless 4mm x .7m $14.95 M4 x 12mm Knurled Thumb Screws Bolts Red Clamping Knob 304 Stainless 4-24 Pack $13.95 M4 Knurled Thumb Screw Bolts Gray Clamping 13mm wide Knob 304 Stainless 4mm $14.95 M4 x 10mm Knurled Thumb Screws Bolts Red Clamping Knob 304 Stainless 4-24 Pack $14.89 M4 Light Saber Retention Screws Black Knurled Thumb Screw Bolt 4mm x .7mm Thread $14.29 M4 x 10mm Knurled Thumb Screws Bolts Black Clamping Knob 304 Stainless 4-24 Pack $14.89 3/8" ID Rubber Grommet Panel Knockout Hole Plug 1/16" Groove 1/2" OD Top Cover $11.59 5/8" ID Solid Rubber Grommet Panel Plug for 1/16" Thick Walls 3/4" OD Top Cover $11.89 Steel Panel Hole Plugs Snap in Nickel Plated Bright Silver Finish Metal Covers $11.89 7/8" ID Rubber Grommet Panel Plug Cover for 1/16" Thick Wal (description exceeds maximum possible length)