Macclesfield had to make another substitution on 26 minutes when Abbey replaced Adams.
Clarke turned a stinging drive from Durkan away for a corner on 28 minutes.
Martin dived to hold a deflected 30-yard drive from Mackenzie that was heading just wide.
Then Webb headed a Skovbjerg corner on target on 31 minutes.
Harriers' Smith went into the referees' book on 32 minutes for tripping Tracey as the lively striker tried to wriggle away from him 40 yards from goal. Adie Smith
A good move from the visitors ended with Skovbjerg crossing for Bennett to hit a low first-time shot at keeper Martin from the edge of the area.
Broughton was getting sight of goal and another fine move saw Skovbjerg release the big forward into the box only for Martin to save well from his near-post effort.
Harriers were controlling a lot of the play but Macclesfield hit back when Tracey headed Durkan's corner wide of the post.
Hinton was cautioned on 41 minutes for flooring Durkan with a badly mistimed tackle.
But Macclesfield took the lead on 42 minutes when a Keen cross caught Clarke badly out of position and an unmarked Shuker headed the ball into an unguarded net.
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