Heavy Duty Square Key Stock Half Inch By Half Inch By Twelve Inch Made From Cold Drawn 45 Steel For Precision Shaft Keyways In Motors And Machinery And Diy Projects A Solid Workhorse For Makers And Pros

Heavy Duty Square Key Stock 1/2 x 1/2 x 12 in, steel
✔️ 0.5 x 0.5 x 12 in key stock, cold-drawn 45 steel

This heavy-duty square key stock is a precision steel bar designed to fill standard shaft keyways, locking hubs to shafts and transmitting torque in motors, gearboxes, and DIY machines. Pack: 1 piece. Dimensions: 0.5 in square by 12 in length. Material: cold-drawn 45# carbon steel.

Dimension	Inches	Millimeters
Width	0.50 in	12.70 mm
Height	0.50 in	12.70 mm
Length	12.00 in	304.80 mm

✅ Size: 0.5 x 0.5 x 12 in (12.70 x 12.70 x 304.80 mm)
✅ Material: cold-drawn 45# carbon steel
✅ Primary function: wedge/locking key in shaft keyways to transmit torque
✅ Precision: tight square tolerances for proper seating in standard keyways
✅ Applications: automotive, industrial, and general engineering; drilling, welding, maintenance

💡 What is a square key stock used for in shaft keyways and torque transfer? This handy steel bar fits into standard keyways to lock hubs to shafts and transmit torque reliably.
- Used with standard keyways for secure seating and torque transfer
- Cold-drawn 45# carbon steel provides consistent strength
- Common uses include motors, gearboxes, and DIY machining
- Easy to drill, weld, or machine for maintenance projects