












Milwaukee 3/8" Drive Knurled Extension Hand Tool 43-24-9107
MAXIMUM CONTROL FASTENING PRECISION
When you're cycling through high-volume mechanical maintenance or tight-clearance assemblies, tool slip isn't just an annoyance—it's a productivity killer. The Milwaukee 3/8" Drive Knurled Extensions are engineered for the professional who demands superior tactile feedback even when working with lubricants or in oily environments. By maximizing the knurling surface area on both the shaft and the female drive end, Milwaukee has solved the common struggle of hand-starting fasteners in deep recesses where glove-slickness usually compromises speed.
- / Largest Knurling Surface / Provides industry-leading grip for precise manual control during hand-tightening applications.
- / High-Visibility Markings / Easy-to-read size identification ensures rapid selection in high-density tool chests.
- / Chrome Plated Finish / Engineered for professional-grade corrosion resistance and long-term shop floor durability.
- / Lifetime Guarantee / Maximizes fleet ROI with a mechanical hand tool built to survive professional service cycles.
TECHNICAL SPECIFICATIONS
Drive Type: Square
Material: Forged Alloy Steel
Finish: Full Polish Chrome
Knurled: Yes (Shaft and Female End)
Warranty: Lifetime Guarantee
WHAT'S IN THE BOX
(1) 3/8" Drive Knurled Extension (43-24-9107)
Original: $11.99
-65%$11.99
$4.20Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
MAXIMUM CONTROL FASTENING PRECISION
When you're cycling through high-volume mechanical maintenance or tight-clearance assemblies, tool slip isn't just an annoyance—it's a productivity killer. The Milwaukee 3/8" Drive Knurled Extensions are engineered for the professional who demands superior tactile feedback even when working with lubricants or in oily environments. By maximizing the knurling surface area on both the shaft and the female drive end, Milwaukee has solved the common struggle of hand-starting fasteners in deep recesses where glove-slickness usually compromises speed.
- / Largest Knurling Surface / Provides industry-leading grip for precise manual control during hand-tightening applications.
- / High-Visibility Markings / Easy-to-read size identification ensures rapid selection in high-density tool chests.
- / Chrome Plated Finish / Engineered for professional-grade corrosion resistance and long-term shop floor durability.
- / Lifetime Guarantee / Maximizes fleet ROI with a mechanical hand tool built to survive professional service cycles.
TECHNICAL SPECIFICATIONS
Drive Type: Square
Material: Forged Alloy Steel
Finish: Full Polish Chrome
Knurled: Yes (Shaft and Female End)
Warranty: Lifetime Guarantee
WHAT'S IN THE BOX
(1) 3/8" Drive Knurled Extension (43-24-9107)



















