3/8 X 4 Inch Dowel Pin Alloy Steel Thru Hardened For Real World Use, Precision Fit, Heavy Duty Standard Dowel Pins 4 Pack, Ideal For Plug Gauge, Hinge, Shaft Alignment, DIY And Machining Projects

Precision 3/8 x 4 Inch Dowel Pin, Alloy Steel, 4-Pack

✔️ Dowel pins: 3/8 in diameter, 4 in length, pack of 4

These solid, precision-ground dowel pins are designed for accurate alignment in fixtures, jigs, hinges, shafts, plugs, and machined assemblies. This 4-pack provides reliable performance for both DIY projects and professional machining setups.

✅ Diameter: 3/8 in (+0.0002) ASME B18.2-2000; hole diameter.3745 -.3750 in
✅ Material: thru-hardened alloy steel; core RC 47-58, case RC 60
✅ Finish: lightly oiled for corrosion resistance
✅ Length: 4 in; Pack: 4 pins

💡 What is a precise dowel pin used for in machining and fixtures?

These handy pins help align components with repeatable accuracy across a wide range of setups.

- High-precision alignment for shafts, hinges, and plug gauges
- Maintains exact hole alignment during assembly
- Durable thru-hardened alloy steel provides long life
- Light oil finish reduces corrosion and eases future disassembly