Alpha cobalt jobber drill bits – imperial – for hard metal

$4.60$43.05

Alpha imperial cobalt drills are made extra tough from cobalt hardened steel for drilling hard, high tensile metal. Available in sizes 11/32’’ to 19/64”.

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SKU: 9LI1 Categories: ,

Description

Alpha imperial cobalt drills are made extra tough from cobalt hardened steel for drilling hard, high tensile metal. Available in sizes 11/32’’ to 19/64”.

Features:

  • Protects against the build up of heat
  • Excellent strength and durability for an extended product life
  • Single ended drill
  • Suitable for substrates such as stainless steel, hardened steel, cast iron and bronze

Alpha imperial cobalt drills – quick reference

Code Size Qty
9LI116CO 1.59 x 23mm flute, 1/16″ 1
9LI18CO 3.17 x 42mm flute, 1/8″ 1
9LI1164CO 4.37 x 55mm flute, 11/64″ 1
9LI1364CO 5.16 x 64mm flute, 13/64″ 1
9LI1564CO 5.95 x 67mm flute, 15/64″ 1
9LI14CO 6.35 x 70mm flute, 1/4″ 1
9LI1764CO 6.75 x 73mm flute, 17/64″ 1
9LI1964CO 7.54 x 81mm flute, 19/64″ 1
9LI1132CO 8.73 x 86mm flute, 11/32″ 1
9LI1332CO 10.32 x 94mm flute, 13/32″ 1
9LI1532CO 11.91 x 112mm flute, 15/32″ 1
9LI12CO 12.70 x 114mm flute, 1/2″ 1

Imperial cobalt drills are often referred to as cobalt jobbers.

Additional information

Brand

Size

01.59 x 23mm flute, 1/16", 03.17 x 42mm flute, 1/8", 04.37 x 55mm flute, 11/64", 05.16 x 64mm flute, 13/64", 05.95 x 67mm flute, 15/64", 06.35 x 70mm flute, 1/4", 06.75 x 73mm flute, 17/64", 07.54 x 81mm flute, 19/64", 08.73 x 86mm flute, 11/32", 10.32 x 94mm flute, 13/32", 11.91 x 112mm flute, 15/32", 12.70 x 114mm flute, 1/2"

Material

cobalt hardened steel