CONVENIENT PENCIL

The utility model relates to a writing implement, the technical characteristic of the writing implement is that a pencil holder body (3) is provided with a straight slot (5) or 2 corresponding straight slots (5), and a propelling (stopping) component (4) which moves along the pencil holder body (3) and the straight slot (5) or 2 corresponding straight slots (5) and is provided with bolts (allocated with nuts) or nuts (allocated with bolts) and can be fixed with a pencil core (1). The nuts or the bolts are loosened and propelled to a fixed position to make the nuts or the bolts to be tightly contacted with the pencil holder body (3) so that the pencil core (1) is led to lie in the writing state or the guard state, the utility model has the advantages of simple structure, convenient operation, high pencil core utilizing rate, etc. The cutting is not needed. The writing implement can replace a propelling pencil with a wood pole and a propelling pencil with multiple-section pencil cores.