Sealey hss drill bits general purpose 14 to 732in sealey dbi316rf this drill bit from sealey is a general purpose hss drill bit manufactured to din 338 includes a 118 point tip efficient clog free swarf clearance while suitable for use with both hand and pillar drills also includes a high density case for safe storage sealey dbi316rf hss drill bit 316in pack of 10