The park tool sw 19 internal nipple spoke wrench 60mm hex offers an extra long reach 325 85m for those deep section aero rims featuring our dual density ergonomically designed screwdriver handle park tool sw 19 internal nipple spoke wrench 60mm hex features screwdriver handled wrench to fit internal spoke nipples on deep section aero rims featuring a 6mm hex socket to perfectly into the tight surroundings of most rims extra long 325 inch 85 cm spoke wrench socke