| 摘要 |
PROBLEM TO BE SOLVED: To provide an oil-based ball-point pen, the writable handwriting distance with one of which is long, consequently the necessity for preparing a plurality of which is less and the problem of waste disposal of which is less. SOLUTION: In the oil-based ball-point pen, within the barrel 1 of which a ball-point pen refill 2 is housed and through the tip opening 14 of the barrel of which a ball-point pen body 22 at the tip of the ball-point pen refill is projected, spare ball-point pen refills 2S are built within the barrel. Further, to the tail end opening of the barrel, a holding member 3 is detachable fixed. Furthermore, the tail end parts of the ball-point pen refill and of the spare ball-point pen refills are detachably fixed to the holding member. |
