1/2.20 UNF LEFT HAND Coventry Die Head Chaser sets set 1/2x20 Suitable for 1" Diehead) S20 grade for free cutting steels
Specification LEFTHAND High Speed Steel chaser die set for 1" (25mm) coventry diehead Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG Part Number ES-7991Visit the JLS Supplies Ltd website for more information on 1/2.20 UNF LEFT HAND Coventry Die Head Chaser sets set 1/2x20 Suitable for 1" Diehead) S20 grade for free cutting steels