7/16-20 UNF LEFT HAND Coventry Die Head Chaser sets HSS set 7/16x20 (Suitable for 1/2 Diehead) S20 grade for free cutting steels
UNF HSS Coventry Chasers > j) 7/16-20 UNF LEFT HAND Coventry Die Head Chaser sets HSS set 7/16x20 (Suitable for 1/2 Diehead) S20 grade for free cutting steels
LEFTHAND 7/16" 20tpi Chasers die set for 1/2" (12mm) coventry diehead Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG