
Irwin Vise-Grip Original Locking Pliers 4-inch
Score: 80/100
Knipex TwinGrip
Score: 88/100Rankings

The Knipex TwinGrip is a versatile slip joint plier featuring unique front and side gripping capabilities, designed for handling pipes, nuts, and stripped screws in confined spaces. It utilizes a durable box joint, push-button adjustment, and induction-hardened teeth to provide maximum grip on round, square, and hex materials. Best suited for mechanics and plumbers dealing with stripped or worn screws/bolts in tight areas like engine bays.

The Irwin Vise-Grip 1602L3 is a compact 4-inch long-nose locking pliers constructed from high-grade heat-treated alloy steel for durability. Its main limitation is the short length and narrow jaw width, which restrict access and grip capacity. It is best suited for users requiring a durable locking pliers with integrated bolt-cutting capabilities for general mechanical or electrical tasks.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 61 HRCbest | |
101.6 mm | 200 mmbest | |
38.1 mmbest | 22 mm | |
| ↓ lower better | 109 gbest | 270 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Jaw & Cutting Performance(4) | ||
Jaw Type | Long Nose | 3-Point Flat |
Jaw Capacity (mm) | 38.1 mm | 22 mm |
Wire Cutter | true | false |
Finish | Nickel Plated | Atramentized/Polished |
Core Specifications(4) | ||
Tool Type | Locking Pliers | Slip Joint Plier |
Material | Alloy Steel | Chrome Vanadium Steel |
Overall Length (mm) | 101.6 mm | 200 mm |
Weight (g) | 109 g | 270 g |

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TechShop Magazine and Knipex documentation highlight the TwinGrip's ability to easily grip stripped screws and bolts with capacities ranging from 1/8" to 5/8".
Everyday users and indirect product pages praise the tool for stripped screw removal and confined-space work.