Large Cotter Pin Key 144 Pc Assortment Set 1 Eighth By 2 In To 1 Quarter By 3 In Steel Heavy Duty Locking Automotive Axle Trailer Pins For Mechanic Jobs And Small Engine Repairs

Large 144-Pc Cotter Pin Key Set for SAE sizes 1/8 to 1/4 in
✔️ 144 pcs steel cotter pins in SAE sizes 1/8x2 to 5/16x2-1/2 in

Designed for heavy-duty automotive, trailer, and equipment work, this 144-piece cotter pin key set keeps fasteners secure and prevents loosening. The transparent storage case helps you quickly organize and grab the right size in workshops, garages, or field jobs.

✅ Six SAE sizes included: 1/8x2, 5/32x2-1/2, 3/16x3, 1/4x2, 1/4x3, 5/16x2-1/2 in
✅ Hairpin-style locking design for quick, secure engagement
✅ Heavy-duty steel construction resists rust and wear
✅ Transparent storage case: 8.25 in x 4.25 in x 1.25 in (21 cm x 10.8 cm x 3.2 cm)
✅ Includes a dedicated storage tray for easy organization
✅ Suitable for automotive, trailer, tractors, lawn equipment, and small engines

💡 What is a cotter pin set used for in automotive and trailer maintenance? Handy, rugged, and great for quick fixes. - It locks axle nuts, hitch pins, and bolts in place on cars, trailers, and equipment. - It resists vibration, keeping fasteners secure on rough terrain and during transport. - It’s ideal for roadside repairs, shop projects, and routine maintenance.