Description
Product Overview
Thomletha’s V‑Block set combines hardened steel, precision grinding and a thoughtful accessory package to give you a reliable workholding solution. Each block measures 1‑3/8″ x 1‑3/8″ x 1‑3/16″ with a V‑groove capacity of 19/32″, delivering a repeatable positioning accuracy of 0.0002 in. The blocks are precision‑ground to a smooth, flat surface that remains parallel and square over time, ensuring consistent results in every use.
![[Product front view showing all components]](https://www.weeklybest.store/wp-content/uploads/2026/05/8f0b5ffeb1d2483ca154bdbfc9b103a9.jpg)
Usage
Designed for CNC operators, manual machinists, metrologists and hobbyist woodworkers, this set excels in any environment where exact alignment is critical. Use the V‑Blocks to support cylindrical parts during drilling, grinding, or inspection. The included clamps secure the workpiece without slipping, while the rugged storage case protects the blocks and accessories during transport between job sites.
Why Choose Us
Thomletha stands for durability and precision. Each block is heat‑treated to achieve high hardness, resisting wear even after thousands of cycles. Our quality control process guarantees that every surface remains true to specification, so you can trust the accuracy of every setup. Backed by responsive customer support, we offer replacement parts and technical advice to keep your workflow uninterrupted.
Key Features
- Ultra‑precise 0.0002 in accuracy reduces setup time and re‑work.
- Hardened steel construction resists wear for long‑term reliability.
- Integrated clamps keep workpieces firmly in place during operation.
- Compact storage case organizes blocks and accessories for easy transport.
- Dedicated support team provides technical help and replacement parts.
FAQ
What size workpieces can the V‑groove accommodate?
The V‑groove accepts diameters up to 19/32″ (approximately 15 mm), making it suitable for most small to medium‑sized cylindrical parts.
Are the blocks compatible with metric tools?
Yes, the V‑groove dimensions are standard and work equally well with metric and imperial accessories.
How do I maintain the precision of the blocks?
Keep the surfaces clean and free of oil or debris. Periodically inspect the flat faces with a surface plate and calibrate if necessary.
Can I purchase additional clamps separately?
Additional clamps are available from Thomletha’s accessories catalog; contact our support team for part numbers.
What is the warranty coverage?
Thomletha offers a one‑year limited warranty covering material defects and workmanship.




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