Check the listing for details. Knife Maker's Edge Line Scriber Center Finder with Adjustable Carbide Tip. Color: Silver, Condition: New. Listed at 40.01 USD. Knife Maker's Edge Line Scriber Center Finder with Adjustable Carbide TipFitment:Made for scribing center lines on your blades. Also works great for marking lines on belt grinder, blade making, custom knife, knife making equipment and so on Features: 1) Specially designed to help easily and quickly scribe the perfect center lines of your barstocks or grinding knife blades, the adjustable and replaceable carbide tip can be able to mark any annealed steel bar up to 2". The Grip is about 3" long by 3/4" x 3/4" 2) Used with a caliper to get precise measurement. Using the caliper get a measurement then figure out where you want your line make a small mark. Loosen the bolt head set screw on top then adjust the arm and tighten. Then run this center scribe tool down the mark to create the line 3) Made from top quality and low carbon STEEL for high strength, heavy duty, prevent from rust and corrosion, ensures long term reliable service 4) Works with calipers for precise measurements. Measure with a caliper, figure out the location you want to make a line and mark it, loosen the top bolt head set screw, adjust the arm then tighten, operate the center scribe tool along the mark to create a line Package included: Knife Maker's Center Scribe with Adjustable Carbide Tip Delivery detailsContact usDelivery detailsItems will be shipped within 1-3 business day when we received paymentContact usShould you have any question/concern regarding our item/auction, please feel free to send us an eBay message.