1. Material: brass 2. Size: isosceles triangle ruler about 12.3x8.8 cm/piece, right angle triangle ruler about 12.2x7.1 cm/piece, wave ruler about 15.6x3 cm/piece, 0-15cm ruler about 16.6x1.7 cm/ Pieces, 0-18cm ruler approximately 18.7x2.7 cm/piece, caliper approximately 13.9x4.2 cm/piece, protractor approximately 10.2x5.7 cm/piece 3. Weight: isosceles triangle ruler is about 31g/piece, right angle triangle ruler is about 58g/piece, wave ruler is about 54g/piece, 0-15cm ruler is about 22g/piece, 0-18cm ruler is about 62g /Piece, caliper about 48g/piece, protractor about 57g/piece, 4. Scope of application: daily study, office drawing, simple measurement, etc. 5. Features: solid and stable material, laser scale, clear reading, wear-resistant and durable, diverse specifications, wide applicability, smooth surface, convenient and practical
1. 材质：黄铜 2. 尺寸：等腰三角尺约12.3x8.8厘米/件，直角三角尺约12.2x7.1厘米/件，波浪尺约15.6x3厘米/件，0-15cm直尺约16.6x1.7厘米/件，0-18cm直尺约18.7x2.7厘米/件，卡尺约13.9x4.2厘米/件，量角器约10.2x5.7厘米/件 3. 重量：等腰三角尺约31克/件，直角三角尺约58克/件，波浪尺约54克/件，0-15cm直尺约22克/件，0-18cm直尺约62克/件，卡尺约48克/件，量角器约57克/件， 4. 适用范围：日常学习、办公绘图、简单测量等 5. 特点：材质坚固稳定，激光刻度，读数清晰，耐磨耐用，规格多样，适用性广泛，表面光滑，方便实用
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