The premier drafting pencil for professionals and writing enthusiasts. Click the pencil top to reveal an extra-long 4mm fixed sleeve. Click the pocket clip to release the heavy spring mechanism and retract the tip. Finely chiseled metallic grip is inlaid with soft latex-free pads to cushion fingertips. Available in 0.3mm extra-fine, 0.5mm fine, 0.7mm medium and 0.9mm thick lead sizes for technical and everyday applications. Refillable lead and replaceable eraser.