Carbide Metal Scriber With Adjustable Tip

• Pocket scriber with adjustable carbide tip assembly for easy resharpening or replacement.
• Just like a ball-point pen, the SPI scriber is fitted with a clip and the carbide tip is automatically retractable to conveniently carry it in pocket without damage or injury.
• The replaceable carbide tip assembly features an adjustment thread, allowing 1/2" tip length for resharpening and providing longest scribing life.
• Highest quality carbide tip, 1/16" dia., is guided through a hardened and tempered nose piece.
• Overall length 6-1/2".