Office Pencil Carpenters Pencil General purpose HB graphite pencil Ideal for home or office work Box of 12 Code 17 04 00 (34253A) The most popular specialist builder and joiners pencil. Bevelled rectangular 5 ply flat pencil with a 2.5mm x 6.3mm Code 17 04 20 (34322) Medium Code 17 04 25 (34324) Hard