Drill Service (Horley) Ltd Contact sales on sales@drill-service.co.uk or call +44 (0)1293774911 CSP - HSCo Countersink, Pistol Drill Type![]() Three flute HSCO piloted countersink for use in pistol drills for rivet and countersunk screw holes in sheet metal work. Standard and 3/16 shank and 2.1/2 OAL throughout the range. Available with 90, 100 and 120 degree angles. ![]()
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