Compact footprint fits easily in workshops, kitchens, or hobby setups for convenient sharpening
Precise angle control enables stable, consistent sharpening for different knife types
Versatile clamp system securely holds a wide range of blades from 40 to 230 mm in length and up to 6 mm thick
Expandable modular design allows for additional clamps and accessories to suit user needs
Durable construction with aircraft aluminum, stainless steel, and heavy steel ensures long-term performance
Summarized by Shop
Hapstone RS Family
Essential RS system. Strong capabilities.
Hapstone RS is the core sharpening system of the RS family — a compact, precise, and versatile platform with excellent functionality right out of the box.
Core system
Basic system with strong capabilities.
Hapstone RS is the foundation of the RS family. It offers a compa
Weight
88.18 oz (2.5 kg)
System size
11.5 x 5.7 x 4.1 in (280 x 143 x 188 mm)
Blade length compatibility
40 mm to 230 mm
Blade thickness compatibility
up to 6 mm
Sharpening angle range
12° to 30°
Stone compatibility
6.1 in (150 mm) and 4.1 in (100 mm) sharpening stones
Summarized by Shop
5.0
26 ratings
5
4
3
2
1
Easy to assemble and when i got hang of it easy to change angles and stones.
T
Tomas · July 23, 2026
The sharpener is excellent. It's compact and works well. There was a problem with the abrasive clamp, but Hapstone fixed it.