#4A – Narrow Blades For X-Acto Style Knifes (10 Pack)

The #4A Narrow Replacement Blades are high-performance carving blades designed for technicians who require surgical precision during smartphone and electronics repair. Featuring a slim, tapered profile, these blades are optimized for reaching into tight gaps and performing delicate scraping or cutting tasks that standard hobby blades cannot handle.

Whether you are removing stubborn adhesive, cleaning motherboard underfill, or trimming internal flex cables, this 10-pack provides the professional-grade sharpness and durability needed for expert-level results.

Key Features

• Ultra-Slim Narrow Profile: The specialized #4A shape is significantly thinner than standard blades, allowing for superior maneuverability in the dense internal layouts of modern iPhones and Android devices.

• Surgical-Grade Carbon Steel: Crafted from high-carbon steel and heat-treated for maximum hardness, ensuring each blade retains its razor-sharp edge through multiple repair sessions.

• Precision Pointed Tip: Features an acute angle point that is ideal for prying up the corners of delicate cables, scraping localized corrosion, or making precise incisions in water-resistant adhesive.

• Universal Handle Compatibility: Designed to fit all standard #1 small-diameter hobby knife handles and specialized mobile repair “pry-knife” handles.

• Multi-Purpose Utility: Optimized for a variety of technical tasks, including OCA glue scraping, frame cleaning, solder mask trimming, and internal component separation.

Product Specifications