Modern Battery Engineering: A Comprehensive Introduction

Handmade Professional style ballpoint pen. Pieces of Detroit fordite agate or motor agate layered paint and pink and gold acrylic. Gold and gunmetal trim. Black ink.

Various Handmade Slimline Style Twist Pens (AM-PE-xxxx) with an Extra Twist (Black Walnut Wood w/American Flag Clip (0113))

Handmade 30 Caliber Bolt Action Rifle ballpoint pen. Chrome Trim with Green circuit board body.

Handmade Titan Gearshift Spinning Tire ballpoint pen. Detroit fordite agate or motor agate layered paint. Chrome trim with click gearshift mechanism. Tire on the top spins. Hefty pen.

Handmade 30 Caliber Bolt Action Rifle themed ballpoint pen. Gunmetal Trim with Green circuit board body.

Handmade 30 Caliber Bolt Action Click Pen. Thin Blue Line body. Bolt-action click mechanism. Gunmetal rifle, pen clip and tip.

Various Handmade Wordsmith pens with snug cap (Wood or Acrylic as shown, AM-PE-xxxx) (Olive Wood (0145))

Handmade 30 Caliber Bolt Action Rifle ballpoint pen. Gunmetal Trim with Red circuit board body.