Chip makers, of a sort

• Household tools before refrigerators
• Chipping tools
• In case of emergency, opt for special climbing gear
• In case of emergency chooses sharp tools
• NHL draftees?
• They may produce chips off the old block?
• Block breakers
• They produce chips off the old block

Wiktionary Word definitions in Wiktionary
n. (plural of icepick English)