ITEM NAME:3/4inch (19mm) x 1/2inch (13mm) Chain Saw Wrench Bar Nut A5B3 3/4inch (19mm) x 1/2inch (13mm) Chain Saw Wrench Bar Nut A5B3 Professional welding, do not fall off; Dismantle demolition some other chain saw guide plate screws Dismantle most brush cutters and saws spark plugs. Material:metal Length: 15cm Color: picture color Surface treatment: color zinc plating Wrench Shape: combination wrench Model: 13 * 19mm Sleeve: Wall thickness1.4mm Length: 68mm Screwdriver head: "-" type Package include: 1X13-19 sleeve Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.