Pentel
Pentel Twist-Erase Click Mechanical Pencil 0.7mm Assorted Colors 12-Pack
The F3SN-A0307P25-D-04 F3SN-A0307P25-L-04 model is a good option for material handling equipment.
Pentel Twist-Erase Click Mechanical Pencil 0.7Mm Clear Barrel Sky Blue Grip 12
What I notice about Stearns is the sturdy construction that resists bending.