4.40 UNC Coventry Die Head Chaser Set ( 1/4 Diehead ) S20 grade
Specification Product: 4x40 UNC Coventry Die Head Thread Chaser Set Grade: S20 For free cutting steels Die Head Size: 1/4" (6mm) Hand: Right hand 4 x 40 UNC Note: These chasers fit Coventry die heads And Herbert die head copies such as Rubometric & OSG Part Number ES-2591Visit the JLS Supplies Ltd website for more information on 4.40 UNC Coventry Die Head Chaser Set ( 1/4 Diehead ) S20 grade