Feature:1. With tightening adjustment, such marking tool uses the withdrawal tool to adjust the tightness and replace the cutter head.2. Stainless steel slide bar is rust-and-oil-proof, which can keep longer life for durability.3. Supporting single-shaft and double-shaft adjustment, it can meet different needs.4. Single-shaft scriber is with laser scale supports fine adjustment distance for accurate scribing.5. Duplex stainless steel is with strong corrosion resistance, which makes such tool get higher performance.Specification:Item Type: Metal scriberMaterial: Pure copper + aluminum alloy + stainless steelPattern: Single-Shaft / Double-Shaft (optional)Single-Shaft: Total Length: Approx. 205mm / 8.07inHead Diameter: Approx. 44mm / 1.73inRod Diameter: Approx. 8mm / 0.31inDouble-Shaft:Total Length: Approx. 183mm / 7.2inHead Diameter: Approx. 51mm / 2.01inRod Diameter: Approx. 8mm / 0.31in.Package List:1 x Carpenter Scriber1 x Withdrawal Tool Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.