Thread: Koval custom kits
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Old 07-23-2020, 03:34 PM
jimmontg jimmontg is offline
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Join Date: Jan 2016
Location: Now live in Las Cruces NM.
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According to Jantz supply they're made of 440C putting them around RC 56-57 hard. Jantz kits are usually nice I suppose looking at them online. Call them and talk to them 800-351-8900