Pro Grade Half Round Jaw Accessory For Square Gage Block For Precision Imperial Measurements Radius 0.248 Inches Length 0.25 Inches 39.9mm Width 10.3mm Height Etched Traceability ID Calibrated For QA Labs And Shop Floor Calibration

Pro Grade Half Round Jaw for Square Gage Block, Single
✔️ Radius 0.248 in, length 0.25 in, width 10.3 mm, height etched

This half-round jaw accessory attaches to square gage blocks to stabilize wringing during precision imperial measurements. It’s ideal for QA labs and shop-floor calibration, helping build repeatable stacks and quick checks.

✅ Radius: 0.248 in (6.30 mm)
✅ Length: 0.25 in (6.35 mm)
✅ Width: 10.3 mm (0.406 in)
✅ Material: high-carbon, high-chrome steel
✅ Finish: ground faces for reliable wringing
✅ Traceability: etched traceability ID for calibration
✅ Standards: ASME B89.1.9 inspection for QA and shop use

💡 What is a square gage block used for in precision measurement? A handy explanation: square blocks provide a stable, traceable reference length for calibrating tools and verifying setups. - Provides precise reference length for micrometers, calipers, height gauges - Enables fast, repeatable wringing and master stacking for QA and shop-floor checks - Includes etched traceability ID with ASME guidance for confidence