[Product Overview]

The Heavy-Duty Bench Vise is the cornerstone of any professional mechanic's shop, fabrication facility, or serious DIY garage. Whether you are cutting pipe, filing metal, assembling parts, or hammering out a bend, a rigid and reliable vise is essential for safety and precision. The addition of a 360-degree swivel base allows the operator to position the workpiece at the optimal angle, while the large machined anvil provides a solid surface for heavy striking operations without damaging the vise jaws or the main body.

[Key Features & Advantages]

• High-Strength Cast Iron Construction: Cast from premium, heavy-duty iron (or ductile iron upon request) with reinforced stress points to prevent cracking under extreme clamping pressure or heavy hammer blows.

• 360-Degree Swivel Base: The interlocking geared base allows the entire vise to rotate a full 360 degrees. Dual lockdown nuts ensure the vise remains absolutely rigid once the desired angle is set.

• Integrated Machined Anvil: Features a large, flat, precision-milled anvil surface directly behind the jaws, perfect for shaping, flattening, and center-punching metal parts.

• Hardened Steel Serrated Jaws: The replaceable jaw plates are manufactured from hardened steel and feature a deep diamond-serrated pattern for maximum grip on flat stock.

• Built-in Pipe Jaws: Located directly below the main jaws are permanent, cast-in V-groove pipe jaws, allowing you to securely clamp round pipes, conduits, and cylindrical shafts without crushing them.

• Smooth Acme Lead Screw: The fully enclosed, precision-machined Acme threaded main screw is protected from dirt, metal chips, and rust, ensuring smooth operation and immense clamping force for decades.

[Why Partner with Pingyuan Zhenghao Machinery?]

• Direct Manufacturer Savings: Bypass trading companies and source essential workshop equipment directly from our factory for highly competitive wholesale pricing.

• Comprehensive Size Range: We manufacture these vises in a wide variety of jaw widths (commonly 4", 5", 6", and 8") to accommodate everything from home workbenches to heavy industrial fabrication tables.

• Strict Quality Control: Every vise is rigorously tested for jaw parallelism, smooth screw operation, and base locking strength before packaging.

• OEM & Customization: We offer custom paint colors (e.g., industrial blue, classic red, machine gray) and custom casting or laser engraving of your brand logo for retail distributors.

Frequently Asked Questions (FAQ) - Selection Guide

Q1: What is the difference between a standard bench vise and a "heavy-duty" one?

A: Heavy-duty vises are cast from higher-tensile strength iron, feature thicker castings in high-stress areas (like the dynamic jaw and the base), and utilize larger diameter main screws. They are designed to withstand heavy hammering and extreme clamping forces that would crack a standard, lighter-duty vise.

Q2: Can the jaw plates be replaced if they wear out?

A: Absolutely. The hardened steel serrated jaw plates are secured with heavy-duty machine screws. If they ever become worn, damaged, or if you need to swap them for soft jaws (aluminum/brass/polyurethane) to protect delicate parts, they can be easily removed and replaced.

Q3: How do I lock the swivel base in place?

A: The base is equipped with dual lockdown nuts (one on each side). Once you rotate the vise to your desired angle, simply tighten both nuts securely. The interlocking teeth inside the base will engage, preventing any movement during heavy work.

Q4: How should I mount this vise to my workbench?

A: The swivel base features pre-cast mounting holes. You should use heavy-duty through-bolts, thick washers, and locking nuts to secure the vise directly to a solid, sturdy workbench. Ensure the stationary jaw overhangs the edge of the bench slightly so you can clamp long pieces vertically without hitting the table.

Equip your workshop with the ultimate holding power of our heavy-duty bench vises.

Contact our sales team today for a complete catalog and bulk pricing.