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Description: | Collection of tipped and untipped coal cutter picks and drill bits comprising 6 standard Wimet tipped cutter picks, 2 used steel chain coal picks, 6 carbon steel chain coal picks, 6 hand weld deposited picks, 1 manual hand pick, 2 type K9 drill bits, 4 type KE9 drill bits, 2 type R drill bits, 2 type K9 S.Wing bits, 2 type W, 2 type OC, 2 type SK S.Wing bits, 2 type S S.Wing bits | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Source: | Science Museum | Identifier: | 1951-196 | Go to resource |
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