Commando Carbide Scriber and Identification Marker with Solid Tungsten Carbide Tip and Attractive Clear Anodized Pro Series Handle Professional quality solid micro grain carbide scriber at an affordable price Slim-Line Pen size 5/16" dia x 5-1/2" long attractive anodized aluminum body with pocket clip Handle has Non-Slip Finger Grip surface for more positive control when using tool. Made in USA Solid 1/8"diameter tungsten carbide tip pressed into handle to prevent tip from loosening during use Complete with point protector for safety