Description
agricultural tool, head only
Hoe
Material
hot-forged carbon steel, hardened and tempered
at a maximum, the hardened zone should extend halfway up the back of the blade
No excess of metal in the eye, no dents on the cutting edge
reinforced with a rib from the eye to the middle of the blade length
Content
Carbon content: 0.4% to 0.5%
Manganese content: 0.5% to 0.8%
Silicone content: 0.25% maximum
Phosphorus and Sulphur: 0.06% maximum
Dimension
180 x 230mm of full piece
hole diameter: front side 36mm, back side 40mm
Weight
1.250kg +/- 150g, without handle, depending on the type of hoe
Other
Rockwell hardness C (HRC): 35 minimum to 48 maximum in hardened zone of the blade
if supplied with handle: Smooth surface: no chips, rough surface, holes or knots. Dry, strong flexible wood. Handle adjusted to head in order to protrude through the other side of the head, where it is secure in place
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