1/2x14 BSPT Chaser set (3/4" Diehea S20 grade for free cutting steels
Specification Chaser die set for 3/4" (20mm)coventry diehead Chasers Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG Part Number ES-7152Visit the JLS Supplies Ltd website for more information on 1/2x14 BSPT Chaser set (3/4" Diehea S20 grade for free cutting steels