- SPU: AL-S53J-6y1nsk39[6]
- 規格:八角刻度
- 是否可活動:否
- 外殼材質:木製
- 包裝形式:紙盒
- 鉛芯硬度:HB
- 類型:其他
鉛筆總長175mm 寬13mm 厚度7mm左右 鉛筆上有厘米刻度,總長15厘米,一捆鉛筆數量是10支
鉛筆桿(木殼)做成扁形是為了叫鉛筆不容易亂滾.至於筆芯做成扁形則是為了與木殼相適合。
鉛筆因用途、使用者的不同而包括很多種類.木工使用鉛筆主要是為了劃線,用完隨手一扔,不會輕拿輕放(浪費時間),因此為了不叫它亂滾,一般不做成圓柱形,也不做成稜柱形------因為用完後是隨手一扔,如果是稜柱形仍然會滾動,並且會跳動.因此木工用的鉛筆一把都做成較扁的粗壯結實的橢圓柱形---用完放下後既不會持續地滾動,也不會因運動受限而跳動,而是翻滾一兩下或晃動幾下下而歸於平靜.
木工鉛筆大多做成鮮艷的紅色,這是為了下次再用的時候,能夠很容易地一眼找到,而不用在一堆工具、物品中眾里尋它千百度。
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