Best Black Safety Pins in 2026

▶ 8-Pack heavy duty shaft locking pin.

▶ Constructed of spring steel and carbon steel to ensure a secure fit during installation.

▶ Corrosion resistant semi gloss powder coat finish.

Package Included: 5 Pcs M1.2*20mm length Cotter Pins, 5 Pcs M1.5*30mm length Cotter Pins, 5 Pcs M2*40mm length Cotter Pins, 5 Pcs M2.5*55mm length Cotter Pins, 5 Pcs M3*60mm length Cotter Pins.

Feature: The cotter Pin assortment kits are made of premium quality heavy duty steel ensures a very long life of use in any workshop, no need to replace these.

Material: Made of carbon steel with zinc plated, Sturdy and durable, Corrosion resistance and anti-rust, it's suitable for indoor and outdoor use.

【25/64" Diameter】: This safety coupler pin is 2-3/4" (70mm) long and 25/64" (10mm) in diameter, usable length is 2-1/4"(60mm), suitable for quick release applications in variety situations.

【Rust & Corrosion Resistant】: Made of high-quality spring carbon steel material with zinc coating, the hitch pin is rust and corrosion resistant, very durable and sturdy, fits for outdoor long-term use.

【Secure Hold】: These heavy duty safety pin are structurally strong, they are quality fasteners with strong load carrying capacity, fit for varieties of home and industrial locking applications and will hard to loosen during use.

【Multi-Functional Trailer Pins】: 8mm(5/16 inch) diameter and 44.5mm(1-3/4 inch) length. Total 10 pieces wire lock pins one pack. Generally used as connect pins to fix attachments in farms, lawns and gardens, trailer hitch receivers and other locking applications. Also used for trailer couplers, trailer jack wheel, pintle hook,etc.

【Special-Designed Coupler Pins】: Long ear spring retainer clip ensures the pin will not popping out and makes one-hand operation available. All you need to do is inserting the pin into the clip. | Arch retainer wire clip provides a quick latch and added clearance. Easy to use and does not break or bend.

【Quality-Material-Made Wire Lock Pin】: Solid steel pin offers strong strength and good stability. | Attached with a 10.55 inch long stainless steel wire and quick release ring for better connection.

1. Made from tempered medium carbon alloy steel<br/><P/>. <br/><P/>

2. Easy to use and apply,Finish Zinc Plated <br/><P/>

3. Used for retaining clevis pins and many other uses on farm equipment, trucks, and industrial equipment where positive locking is important <br/><P/>

【Standard specification】Strictly control the production standard, so that the error of the size and weight of this Boat Lynch Pin is controlled within the bearable range and the force is even.

【Surface finish】after the refinement of the machine polishing, to ensure the quality of pins processing before acceptance, the surface is smooth and flat without burrs.

【Strict material selection】High-quality 316 Stainless Steel is used, The raw materials are screened layer by layer to ensure the safety of raw materials, free of impurities, with excellent corrosion resistance and durability in the seawater environment. Durable, not easily damaged.

Size Information: this quick release pin has a total length of about 3.15 inches/ 80 mm, an effective length of about 2.76 inches/ 70 mm, and a diameter of about 0.25 inches, the right size can meet your needs

Reliable Material: workout safety pin is made of stainless steel, with galvanized surface and stable structure, strong and wear resistant, not easy to deform

Wide Application: hardware pins can be applied for bimini tops, boat roofs, support poles, deck hinges, car tailgates, masts on sailboats, etc., to meet various needs

Size and Package: Diameter 1/4inch, length 3in/76mm, 4 pcs a set.

Material: Made from marine grade 316 stainless steel, great quality of seawater corrosion resistance and durable for long time use.

Special Design: Spring loaded ball in the tip of the pin holds it in place, strong against a vertical pull as a hinge.