SHARPAL 145H 10 x 4 Inch Diamond Lapping Plate – Extra Coarse 220 Grit for Whetstone Flattening

Overview

The SHARPAL 145H Diamond Lapping Plate is built to refresh and flatten whetstones and sharpening surfaces. Its flatness target is tightly controlled to +/- 0.002 in (0.05 mm), ensuring consistent edge contact and predictable results during routine maintenance. The plate feels solid and reassuring in the hand, with a textured base that grips the bench as you work.

Key features at a glance

• Precision flatness to +/- 0.002 in (0.05 mm) for predictable sharpening results
• Premium extra coarse 220 grit monocrystalline diamonds for fast, efficient material removal
• MirrorFlat technology for even diamond distribution and uniform wear
• 60% larger diamond surface to cover wider stones and blades
• Anti-slip rubber base to keep the plate stable during use
• Durable diamond surface designed for long-term, repeated use

Real world use and benefits

Whether you are re-levelling a coarse stone or refreshing a high grit Japanese water stone, the 145H helps you approach the task with confidence. The extra coarse grit handles heavy material removal, while the maintained flatness supports a consistent edge across the stone. The larger surface lets you work on bigger whetstones or wider blades without frequent repositioning.

Design and durability matter when you flatten hard stones. The SHARPAL 145H uses hard diamond technology with uniform coverage, aiming for long-lasting performance and steady results over time. Compared with common carbide flats, this diamond plate offers enhanced resilience and fewer wear-related changes to the surface condition.

How to use and care

• Place the plate on a stable, non-slip surface or clamp it to a bench
• Apply a small amount of water or light oil, then move the stone across the surface with even strokes
• Periodically check flatness and re-level as needed to maintain edge quality

Who should consider it

Designed for both professionals and hobbyists who value precise flatness, fast flattening, and dependable performance from a single tool.