Milwaukee 48-28-2020 12" Universal QUIK-LOK™ Extension

Reach further. Change faster. The Milwaukee 48-28-2020 QUIK-LOK™ Extension is the ultimate solution for deep-hole drilling and hard-to-reach fastening. Engineered to eliminate the downtime of traditional set-screw extensions, the QUIK-LOK™ system allows for lightning-fast, one-handed bit changes. Whether you are running spade bits through joists or driving long fasteners into tight corners, this extension provides the rigid, wobble-free performance pros demand.

Engineered for High-Production Jobsites:

• QUIK-LOK™ Tool-Free Changes: Features a specialized internal locking mechanism that requires no hex keys. Simply push the sleeve to release and snap in any 3/8" hex shank bit instantly.
• Universal 3/8" Compatibility: Accepts all 3/8" hex shanks, with or without a power groove, making it compatible with a massive range of drill bits, hole saws, and spade bits.
• Impact Rated Durability: Forged with a proprietary steel and heat-treat process to handle the high-torque output of modern impact drivers and drills.
• Maximum Reach: The 12-inch slim-profile design allows you to reach through wall cavities, deep cabinets, and overhead structures without the bulk of a standard drill chuck getting in the way.
• Hardened Steel Construction: Built to resist bending and twisting under heavy load, ensuring your torque is transferred directly to the bit for cleaner, faster holes.

Specifications:

• Part Number: 48-28-2020
• Length: 12 Inches
• Shank Size: 3/8" Hex
• Bit Compatibility: 3/8" Hex (Universal)
• Drive System: QUIK-LOK™ (Tool-Free)

Throw away your hex keys. The Milwaukee 12" QUIK-LOK™ Extension is the essential bridge between your drill and your target. Experience the efficiency of a tool-free system that keeps you moving from one hole to the next without missing a beat. Upgrade your reach with the 48-28-2020 at edmfast.com today.

The "Deep Reach" Expansion 

Extreme Reach. Fastened Accuracy. Site Ready. Pair your QUIK-LOK™ Extension with these essential drilling upgrades.

[→ SHOP ALL MILWAUKEE DRILLING & FASTENING ACCESSORIES HERE]

• [Irwin 88806 Speedbor 3/8 x 6" Spade Bit] – The Perfect Partner. This spade bit features a 3/8" hex shank designed to seat perfectly in the QUIK-LOK™ system for rapid wood boring.
• [Milwaukee 2904-22 M18 FUEL™ 1/2" Hammer Drill/Driver] – The Power Source. The QUIK-LOK™ extension is built to handle the extreme torque and RPM of M18 FUEL™ brushless motors.
• [Milwaukee INKZALL™ Jobsite Markers] – Layout Precision. When drilling deep holes through multiple studs, use these markers to ensure your entry and exit points are perfectly aligned.
• [8m/26' STUD Tape Measure] – The Layout Anchor. Essential for measuring out your drilling centers and ensuring your 12" extension provides the exact depth required.
• [Milwaukee 48-22-8435 PACKOUT™ Compact Organizer] – The Accessory Vault. Keep your extensions, spade bits, and markers in one weather-protected modular unit. Stop digging for small accessories at the bottom of the bag.