Top Square Head J bolts Reviews

Lag Screws Rustic Square Head Bolt Combine with Washers and Wing Nut | 5/16” x 2” 7.93 x 50mm | Black Oxide | Set with 8 Bolts 16 Washers and 8 Wing Nuts | Flattened Square-Head 1/2” 12.7mm

BOLTS & NUTS SET - Each pack contains 8 square head bolts, 16 washers, and 8 wing nuts..
DIMENSIONS - Bolts: 5/16” (7.93mm) by 2” (50mm) 1/2 “ (12.7mm) square head. Washer dimension matching with bolt. Wing nut dimension matching with bolt..

... the mounting plates offer incredible support to these trailer tie-down anchors, spreading the load over a larger area!.
See images for a DETAILED SKETCH + HOW-TO showing all DIMENSIONS + INSTRUCTIONS of these D-ring pan fitting tie-downs and back plates.
bundle includes 4 square 4-3/4" x 4-1/2" galvanized steel recessed pan fitting D-ring trailer tie down anchors with holes on the bottom of the pans that ensure water weeps out (assembly break strength of 6,000 pounds and a safe working load limit of 2,000 pounds), + 1/10" thick black steel trailer plates + bolting hardware.
Square 1/2" x 1/2" diameter bolting holes are perfect for securing with the PROVIDED Grade A ASTM A307 2.5" long 3/8" diameter carriage head bolts, hex nuts, 3/32" flat washers.
These tie-downs can be used in so many custom ways! Easily anchor logistic tie-downs, S-hook or J-hook ratchet and cam straps, tarp straps, bungee cords, motorcycle tie-downs, clevis grab hook chains, ropes, and nylon soft loops on pickup truck beds, utility trailers, flatbeds, in enclosed trailers, boats, and vans by inserting the hook en....

Package Includes: 8 Pcs Carriage Bolts (5/16-18 x 2-1/2") + 8 Pcs Hex Nuts (5/16"-18)+ 8 Pcs 5/16" ID Flat Washers.
Screw length (including the neck): 2-1/2 inch or 63mm.
Material: 304 stainless steel (A2) and no exterior finish, greater strength and corrosion resistance performance than regular stianless steel or zinc plated fasteners..
Carriage bolts have a dome shaped head and a square neck generally requiring a hex nut and flat washer. The square neck makes them self-locking when used within a square hole..

Carriage Bolts are a robust and durable fastener solution. Carriage Bolts feature a square section underneath their head, which makes them self-locking when used within a square hole..
Due to the head there is no groove type that can be used with a power assisting tool. It can also be hidden during actual use to prevent disassembly..
High Quality Material 18-8 (304) Stainless Steel Carriage bolts Used widely in the home and office appliances, communication equipment, ship assembly, and other machinery industry..
Package Included: 10 PCS Carriage Bolts, 10 PCS Hex Nuts and 10 PCS Flat Washers..

【Premium Material】Made from quality steel with black coating, corrosion and rust resistance, sturdy and durable..
【Function】This tool is attached to the cylinder head, used to lift the cylinder head from the engine..
【Application】Suitable for Detroit diesel 60 series engines..
【Easy & Convenient to Use】Remove the cylinder head bolts and install the cylinder head lifter bracket (J–35641–A) using the bolt hole at the inboard center, then attach a suitable lifting hook to the eyelet in the lift bracket, and lifter the cylinder head off the engine..
【100% Satisfaction Guarantee】Our focus on products and customer services is 2nd to none. If you're not 100% satisfied with this Cylinder Head Lift Bracket, simply return it for a full refund in 30 days..

Reversible square head for use with combination squares, combination sets, and bevel protractor blades to determine whether a part is square.
Reversible lock bolt enables the blade to be turned over or flipped end-to-end without removing the bolt.
Cast iron body with black-wrinkle finish provides durability and wear resistance.