5/16-24 UNF LEFT HAND Coventry Die Head Chaser sets HSS set 5/16x24 (Suitable for 1/2 Diehead) S20 grade for free cutting steels
UNF HSS Coventry Chasers > j) 5/16-24 UNF LEFT HAND Coventry Die Head Chaser sets HSS set 5/16x24 (Suitable for 1/2 Diehead) S20 grade for free cutting steels
LEFTHAND 5/16" 24tpi Chasers die set for 1/2" (12mm) coventry diehead Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG