タイトルまたは説明

Description: Slate Pencil. Grade: First grade. Slate Pencil Whiteness: *0% ± 1. Hardness: 1 Moh's. Slate Pencil Silica: *0% ± 1. Slate Pencil Magnesium oxide: ≥ *0%. Finish: Not polishing. Certification: ISO***1. We have size of  **5x*2x5mm ,   **7x*2.7x4.8mm,   6.4x**7mm round, **0x*0x*0mm, *0x*0x*0mm.*0x5x*0mm, *5x*0x*0mm, *5x*0x5mm, 5.5x**0mm round.  Types of products: export- Slate Pencil, a Slate Pencil, square- Slate Pencil, Slate Pencil white, strip- Slate Pencil, Slate Pencil secondary, Round Slate Pencil. Characteristics: Fastness when firing, line is clear, dust free. Application: Used by welders or fabricators for marking on metals when cutting steel plate or welding. Use: Mechanical manufacturing, Vehicles manufacturing, ship manufacturing, steel factory, etc.