---
product_id: 52795040
title: "Inside Corner Knife, 4\"x3.5\" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-310"
brand: "level5"
price: "€ 29.30"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/52795040-inside-corner-knife-4x3-5-level5-pro-grade-metal-hammer
store_origin: PT
region: Portugal
---

# Ergonomic rubber handle Flexible stainless steel blade 4" x 3.5" precision blade Inside Corner Knife, 4"x3.5" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-310

**Brand:** level5
**Price:** € 29.30
**Availability:** ✅ In Stock

## Summary

> 🔧 Nail every inside corner like a pro with LEVEL5 precision!

## Quick Answers

- **What is this?** Inside Corner Knife, 4"x3.5" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-310 by level5
- **How much does it cost?** € 29.30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/52795040-inside-corner-knife-4x3-5-level5-pro-grade-metal-hammer)

## Best For

- level5 enthusiasts

## Why This Product

- Trusted level5 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Guaranteed to Impress:** Developed by professionals, guaranteed to exceed your finishing expectations.
- • **Ergonomic Comfort Grip:** Heavy-duty rubber handle reduces fatigue during long finishing sessions.
- • **Built for the Pro Grind:** Crafted with 20 years of expert input to withstand daily job site demands.
- • **Perfect 90° Flexibility:** Engineered to flex smoothly to 90 degrees for flawless inside corners every time.
- • **Premium Stainless Steel Blade:** Durable, flexible metal ensures a smooth, professional finish on drywall and plasterboard.

## Overview

The LEVEL5 Inside Corner Knife (4" x 3.5") features a flexible stainless steel blade designed to smoothly flex to 90 degrees, ensuring perfect inside corner finishes on drywall, plasterboard, or Sheetrock. Its ergonomic rubber handle minimizes hand fatigue, making it ideal for professional finishers who demand durability and precision. Built with nearly two decades of expert feedback, this tool guarantees reliable, pro-grade performance on every job.

## Description

Inside Corner Knife,SS,4" x 3.5"

## Features

- PERFECT FLEX | Designed to flex to 90 degrees with smooth, consistent pressure, for the perfect inside corner.
- PREMIUM MATERIALS | Made with flexible stainless steel that will adjust to provide smooth finish on inside corners
- ERGONOMIC | Heavy duty ergonomic rubber handle helps reduce fatigue when spreading spackle and paint compound
- BUILT TO LAST | Our tools are built for reliable, daily use on the job site. Designed and built using nearly 20 years of input from professional finishers
- GUARANTEED PERFORMANCE | Our finishing tools are developed by professionals for professionals and guaranteed to exceed your expectations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B076R371G6 |
| Best Sellers Rank | #58,817 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #22 in Taping Knives |
| Blade Material | Stainless Steel |
| Brand Name | LEVEL5 |
| Customer Reviews | 4.3 4.3 out of 5 stars (706) 4.3 out of 5 stars |
| Handle Material | Rubber |
| Included Components | Inside Corner Knife,SS,4" x 3.5" |
| Item Dimensions L X W | 4"L x 3.5"W |
| Item Weight | 0.15 kg |
| Manufacturer | Level 5 Tools |
| Manufacturer Part Number | 5-310 |
| Material Type | Stainless Steel |
| Model Number | 5-310 |
| Recommended Uses For Product | Finishing inside corners in drywall, plasterboard, or Sheetrock |
| Upc | 815966021521 |

## Product Details

- **Brand:** LEVEL5
- **Handle Material:** Rubber
- **Material:** Stainless Steel
- **Product Dimensions:** 4"L x 3.5"W
- **Recommended Uses For Product:** Finishing inside corners in drywall, plasterboard, or Sheetrock

## Images

![Inside Corner Knife, 4"x3.5" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-310 - Image 1](https://m.media-amazon.com/images/I/71SDkOe5ejL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Inside Corner Knife, 4"x3.5" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-310
- Outside Corner Knife, 4"x3.5" - LEVEL5 | Pro-Grade | Metal Hammer End | Drywall Gyprock Plasterboard Sheetrock | 5-320
- Stainless Steel Bucket Scoop - LEVEL5 | 5-210

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**Shop now:** [https://www.desertcart.pt/products/52795040-inside-corner-knife-4x3-5-level5-pro-grade-metal-hammer](https://www.desertcart.pt/products/52795040-inside-corner-knife-4x3-5-level5-pro-grade-metal-hammer)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-11-04*