Collet Sealed ER 40 0.4375″ 7/16″

Collet Sealed ER 40 0.4687″ 15/32″

Collet Sealed ER 40 0.4720″ (12mm)

Collet Sealed ER 40 .5000″ 1/2″

Collet Sealed ER 40 .5110″ (13mm)

Collet Sealed ER 40 .5313″ 17/32″

Collet Sealed ER 40 .5510″ (14mm)

Collet Sealed ER 40 .5625″ 9/16″

Collet Sealed ER 40 .590″ (15mm)

Collet Sealed ER 40 .5938″ 19/32″

Collet Sealed ER 40 .6250″ 5/8″

Collet Sealed ER 40 .6300″ (16mm)