3/8x19 NPT Chaser set 3/8.19 NPT (3/4" Diehead) S20 grade for free cutting steels

Chaser die set for 3/4" (20mm) coventry diehead Chasers Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG

For more information on 3/8x19 NPT Chaser set 3/8.19 NPT (3/4" Diehead) S20 grade for free cutting steels talk to JLS Supplies Ltd