磁性鑽孔機 × 磁性鑽孔機 產品型號:ME3000 立即詢問產品 加入詢問清單 詳細規格及用途描述 FULLY MECHANICAL Tapping with automatic reversing controlled by crank motion. No electronics!Two-mode gearbox: one mode for auto-reverse tapping and one mode for annular and twist drills.