The Original Stainless-Steel Ballpoint. The F-301 Retractable Ballpoint is a perfectly portable steel pen with secure metal clip guarantees your pen will be there when you need it. Combining style, strength, and value this is America’s number one steel ballpoint pen for a reason. Durable, stainless steel barrel for a modern look Plastic textured slips easily into shirt pockets or bags Metal clip Available in a variety of ink types and point sizes Refillable 4-pack of stainless steel pens with BLACK ink.