COUNTERSUNK HEAD PUNCH
With heads hot-forged and annealed to DIN 9861D.
Material = high alloyed high speed steel (HSS).
Shaft and head precision-ground.
Hardness shaft 62 - 64 HRC.
Hardness head 45 ± 5 HRC.
Dimensions in millimetres (mm).
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Dia x Length : 13.0 x 80mm
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d2 : 15mm
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