1 6

891Pcs Grade 8 Bolts and Nuts Kit - 1/4-20, 5/16-18, 3/8-16, 1/2-13 SAE Hex Bolt Assortment with Washers, Yellow Zinc Plated, Storage Case for Heavy Equipment & Farm Machinery - size: 891PCS 1/4-20 5/16-18 3/8-16 1/2-13 SAE Bolt Kit

891Pcs Grade 8 Bolts and Nuts Kit - 1/4-20, 5/16-18, 3/8-16, 1/2-13 SAE Hex Bolt Assortment with Washers, Yellow Zinc Plated, Storage Case for Heavy Equipment & Farm Machinery - size: 891PCS 1/4-20 5/16-18 3/8-16 1/2-13 SAE Bolt Kit

$121.16 USD
$121.16 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.

About this item

  • ✔️COMPLETE 891PC INDUSTRIAL KIT: Includes 212 Grade 8 hex bolts (1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13), 225 nuts, 227 split lock washers, and 227 flat washers. Each bolt head features the official SAE Grade 8 six-line mark - your guarantee of true ASTM A574 strength.
  • ✔️OEM-GRADE STRENGTH: Made from 40Cr & 10B33 alloy steel, heat-treated to Rockwell C33-39 (150,000 PSI tensile strength). Yellow zinc plating with 200+ hours salt spray protection - outperforms standard Grade 5 hardware by 50% in stress tests.
  • ✔️HEAVY EQUIPMENT & FARM USE: Engineered for truck suspension, tractor implements, plow mounts, trailer hitches, and industrial machinery. Minimizes downtime with reliable fasteners that withstand extreme vibration and heavy loads.
  • ✔️ PRO-GRADE STORAGE CASE: Sturdy compartment box with labeled slots and quick-reference card. Grab the right size in seconds - saves 15+ minutes per repair job. No more rummaging through rusty coffee cans.
  • ✔️ COMMERCIAL-GRADE SUPPORT: This SAE kit is built for daily shop use and emergency field repairs. Note: SAE (Inch) sizes - NOT metric. For Japanese/European vehicles, see our metric listing. Contact us with any questions.

Overview

  • Size: 891PCS 1/4-20 5/16-18 3/8-16 1/2-13 SAE Bolt Kit
  • Color: Yellow
  • Material: Alloy Steel(10B33 or 40Cr)
  • Brand: JVSRM
  • Item dimensions L x W x H: 14.96 x 12.4 x 2.36 inches

Low stock: 10 left

View full details

Reviews

  • ⭐⭐⭐⭐⭐

    Ethan Miller — Seattle, Washington

    GripReady has a practical selection of climbing essentials that fits well into my regular gym routine. The items I ordered were simple to use, easy to organize, and useful for preparing before each session. Everything arrived as expected, and I would shop here again.

  • ⭐⭐⭐⭐⭐

    Olivia Turner — Austin, Texas

    I picked up a few training and hand-care accessories, and they have been convenient additions to my climbing bag. The products feel straightforward without unnecessary features, and the store made it easy to find items for both training and post-session care.

  • ⭐⭐⭐⭐⭐

    Ryan Cooper — Denver, Colorado

    I like that GripReady brings together different climbing essentials in one place. The products I received worked well for my home training setup and indoor climbing sessions. They were easy to understand, practical to store, and suited my everyday routine.

  • ⭐⭐⭐⭐⭐

    Mia Bennett — Portland, Oregon

    The climbing accessories I ordered have been useful for keeping my gear more organized and my sessions better prepared. The selection feels focused on products climbers can actually use regularly, from training tools to small gym-bag essentials.

Best Items

View all

FAQ

What types of products does GripReady sell?

GripReady offers products for bouldering, indoor climbing, grip and finger training, hand and skin care, climbing chalk, chalk bags, hangboards, climbing holds, recovery tools, and gear organization. Please review each product page for its intended use and specifications.

How much does shipping cost?

We generally charge a flat shipping fee of $6.90 per order. The final shipping charge will be displayed at checkout before you complete your purchase. Customs duties, import taxes, and other international fees are not included unless specifically stated.

How long does order processing take?

Orders are generally processed within 1–3 business days, Monday through Friday, excluding public holidays. Processing may take up to 5 business days during peak periods, inventory checks, or payment verification.

How long will delivery take?

Estimated delivery after shipment is approximately:

United States: 5–10 business days

International destinations: 10–20 business days

Delivery times are estimates and may vary because of carrier delays, customs processing, weather, holidays, or other circumstances outside our control.

How can I track my order?

When tracking information becomes available, we will send a shipping confirmation email containing your tracking number or tracking link. Tracking may take several business days to show its first update after a shipping label is created.

Can I change or cancel my order?

Please contact us as soon as possible at housbirdcempo@gmail.com. We cannot guarantee changes or cancellations once an order has entered processing, been packed, or shipped. A request is confirmed only after you receive written confirmation from GripReady.

What is your return policy?

Eligible products may be returned within 30 calendar days after delivery. Products must generally be unused and returned with their original packaging, accessories, labels, and instructions. Opened hand-care products, used climbing equipment, customized items, and products marked as final sale may not be eligible. Please review our Return & Refund Policy before sending anything back.

What should I do if my order arrives damaged, defective, or incorrect?

Contact housbirdcempo@gmail.com as soon as reasonably possible. We recommend reporting the issue within 7 calendar days after delivery. Include your order number and clear photographs of the product, packaging, shipping label, and any visible damage. Please keep all packaging until the issue is resolved.

How do I know whether a product is suitable for my climbing setup?

Review the product dimensions, intended use, mounting method, weight limit, compatibility information, manufacturer instructions, and safety warnings before purchasing. Products must not be used for belaying, fall arrest, rescue, anchoring, or other life-support purposes unless they are expressly designed and certified for that specific use.

How can I contact GripReady customer support?

Email us at housbirdcempo@gmail.com with your name, order number, and a clear description of your question. We aim to respond within 1–2 business days, Monday through Friday, excluding public holidays and unusually busy periods.

Blog posts

View all
  • How to Prevent Split Fingertips During Indoor Climbing: A Step-by-Step Hand Care Routine

    How to Prevent Split Fingertips During Indoor C...

    Healthy fingertips are essential for consistent indoor climbing performance. Learn a simple step-by-step hand care routine to prevent split skin, manage calluses, and keep your hands ready for every climbing...

    How to Prevent Split Fingertips During Indoor C...

    Healthy fingertips are essential for consistent indoor climbing performance. Learn a simple step-by-step hand care routine to prevent split skin, manage calluses, and keep your hands ready for every climbing...

  • The Ultimate Pre-Climb Mobility Routine: 10 Minutes to Better Movement and Fewer Injuries

    The Ultimate Pre-Climb Mobility Routine: 10 Min...

    Discover a practical 10-minute pre-climb mobility routine designed to improve movement, prepare your body, and support injury prevention. Learn simple warm-up exercises that help every indoor climber perform with confidence.

    The Ultimate Pre-Climb Mobility Routine: 10 Min...

    Discover a practical 10-minute pre-climb mobility routine designed to improve movement, prepare your body, and support injury prevention. Learn simple warm-up exercises that help every indoor climber perform with confidence.

  • Top 5 Hand Care Habits That Keep Climbers on the Wall Longer

    Top 5 Hand Care Habits That Keep Climbers on th...

    Healthy skin is essential for consistent climbing performance. Discover five practical hand care habits that help prevent flappers, manage calluses, and keep your hands ready for every indoor bouldering session.

    Top 5 Hand Care Habits That Keep Climbers on th...

    Healthy skin is essential for consistent climbing performance. Discover five practical hand care habits that help prevent flappers, manage calluses, and keep your hands ready for every indoor bouldering session.

1 3
View all