[Deep Hole Marker Set]Have 6 pieces of marking tools, 2 boxes of refills (12 pieces), the mechanical carpenter pencil is 45mm long and the dry pen is 33mm long, suitable for marking on holes or other small areas. [Mechanical Woodworking Pencil with Pencil Sharpener]The pencil requires a 2.8mm refill, the pencil and pocket holder design makes it easy for woodworkers to carry and use; the sharpener on the top of the deep hole woodworking pencil will help you keep the pencil always useful [Waterproof Permanent Pen]The long nib dry pen is waterproof and not easy to fade; the pen writes smoothly and draws 1mm color marks [Colored Woodworking Tools]Mechanical pencils are available in three colors: black, red, and yellow; dry pens are black, red, and blue; colored markers mark clear and bright [Wide Applicable]This set is suitable for , construction workers, merchants or anyone who needs tools to mark various surfaces; it can be marked on plastic, wood, paper, metal, etc. colour: as shown Material: Plastic Package Contents: 3 x Mechanical carpenter pencils (red, yellow and black) 3 x Deep hole carpenter pencils (red, blue and black) 6 x 2.8 black refills 3 x 2.8 mm yellow refills 3 x 2.8 mm red refills Only the above package content, other products are not included. Note: Light 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.