No need to cut them off you can buy them with 1/4" long stems but they are not cheap.
Lee Valley Tools - Item Search
Amazon.com: Shop Fox D3117 Brass Guide Bushing Set: Home Improvement
Amazon.com: 10 Piece Brass Router Bushing Set With Case: Home Improvement
But you can save a lot of money and buy the set below and cut them down
9 Piece Router Template Guide Set
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Lee Valley Tools - Item Search
Amazon.com: Shop Fox D3117 Brass Guide Bushing Set: Home Improvement
Amazon.com: 10 Piece Brass Router Bushing Set With Case: Home Improvement
But you can save a lot of money and buy the set below and cut them down
9 Piece Router Template Guide Set
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