3/8.16 UNC LEFT HAND Coventry Die Head Chaser sets HSS set 3/8x16 (Suitable for 1/2 Diehead) S20 grade for free cutting steels
Specification LEFTHAND Thread Chasers die set for 1/2" (12mm) coventry diehead 3/8X16 UNC Note: These thread chasers also fit Herbert diehead copies such as Rubometric & OSG Part Number ES-7949Visit the JLS Supplies Ltd website for more information on 3/8.16 UNC LEFT HAND Coventry Die Head Chaser sets HSS set 3/8x16 (Suitable for 1/2 Diehead) S20 grade for free cutting steels