BACHMANN 3-Point Inside Micrometer Analog 20-50 mm Set

The BACHMANN 3-Point Inside Micrometer Analog 20-50 mm Set is a precision measuring instrument designed for accurate internal diameter measurements. This set includes six interchangeable measuring heads covering the range from 20 to 50 mm, along with setting rings and accessories, all housed in a wooden storage case. Ideal for quality control, machining, and inspection applications.

Advantages

High accuracy of ±0.004 mm and resolution of 0.005 mm ensure reliable measurements. The 3-point self-centering design provides stable and repeatable readings. Carbide-tipped measuring faces offer durability and wear resistance. Includes two setting rings for calibration and a ratchet stop for consistent measuring force.

Suitable for

• Precision measurement of bore diameters and internal dimensions
• Quality control in manufacturing and machining
• Inspection of cylindrical parts and holes
• Toolroom and metrology applications

Key specifications

• Measurement Range: 20-50 mm
• Resolution: 0.005 mm
• Accuracy: ±0.004 mm
• Measuring System: 3-Point Self-Centering
• Display: Analog Vernier Scale
• Measuring Faces: Carbide-tipped
• Number of Measuring Heads: 6 (20-25, 25-30, 30-35, 35-40, 40-45, 45-50 mm)
• Included Setting Rings: 2 (25 mm, 50 mm)
• Material: Hardened Tool Steel, Chrome Plated
• Standard: DIN 863
• Includes: Wrench, Wooden Storage Case

Recommendations

For precise and reliable internal measurements, this BACHMANN micrometer set is an excellent choice. Its robust construction and included accessories make it suitable for professional use.