ADCI Supervisor's Handbook Chin Cushion and an adjustable collar

and an adjustable collar

This barnacle buster has 5 heavy duty cutters versus the standard 7 thinner cutters

Length: 15” / 38 CM

18-8 stainless steel rivet construction

ADCI Supervisor's Handbook Chin Cushion and an adjustable collarThe ADCI's Supervisor Handbook offers commercial diving supervisors and other personnel a concise, field friendly resource guide that contains USN dive tables, USN Diving at Altitude tables, USN treatment tables, medical reference material, and a whole host of other reference materials. The Supervisor Handbook also includes salvage and diving formulas, rigging charts, crane signals, and the Delta P checklists for contractors. This book is a must have