This professional Japanese Hirama-chi Oire Nomi 15mm chisel represents the high-end standard model in the Honmammon range. Made in Japan according to traditional craftsmanship, it combines Shirogami No. 2 white carbon steel and laminated soft iron , guaranteeing an extremely fine edge and excellent durability.
The Hirama-chi model is distinguished by a thinner blade than that of a classic oire nomi and by a collar perfectly aligned with the back of the blade. This design allows the collar to be used as a natural guide during work, offering high precision for cutting deep mortises and demanding woodworking tasks .
With its width of 15mm, it is a versatile dimension, ideal for traditional joinery, precise adjustments and solid wood structural work.
Blade width:15 mm
Blade length:approximately 56 mm
Collar length:approximately 70 mm
Handle length:approximately 93 mm
Weight :approximately 110 g
Steel :Shirogami (White Steel) No. 2
Structure :White carbon steel + laminated mild iron
Sleeve :Japanese red oak (Akagashi)
Kind :Hirama-chi Oire Nomi
Manufacturing:Japan
Usage:Deep excavation, surface work, wood joinery
Interview
Wipe the blade thoroughly after use
Apply a thin layer of oil to prevent oxidation
Store in a dry place
Sharpen regularly with a whetstone
Very fine cutting edge thanks to the No. 2 white steel
Excellent penetration into the wood
Hirama-chi profile enabling precise guidance
Sturdy red oak handle
Simple and durable sharpening
Suitable for both professionals and demanding craftsmen.
