Suburban Single Tri-Blocks, 3in. L, 2in. W, 1in. H, 0, PR, Handy Tool for Shop and Quality Checks, Tough Instrument Built for Daily Use, Pro Grade Measuring Tool for Accurate Readings

Suburban Single Tri-Blocks, 3", 2", Precision Block Set
✔️ Single precision block set, 3", 2", Accurate Readings

This Suburban Tri-Blocks is a precision measuring tool for checking sizes, depths and tolerances. Machinists, inspectors, toolmakers and mechanics use it to measure and check parts in the shop and on the floor. This is a single piece listing.

✅ Brand: Suburban
✅ Mfr part number: B-123-NH-M
✅ Product type: Precision Block Set
✅ Pack size: Single, 1 piece
✅ Size or length: 3"
✅ Additional size: 2"
✅ Additional size: 1"

💡 How do I read a micrometer or caliper correctly?

Good technique matters as much as the tool.

• Clean the part and measuring faces before every reading.
• Use light, steady pressure or the ratchet stop.
• Zero the tool and recheck it against a standard.

Pick up the Suburban Tri-Blocks and keep your jobs moving.