Crafting using Iridium Nugget, Advanced Jackhammer, Iridium Nugget, Overclocker Upgrade, Energy Flow Chip, Overclocker Upgrade and Iridium Alloy Plate, arranged in the pattern shown. Produces Industrial Jackhammer.
Crafting 
Industrial Jackhammer guaranteed
techreborn:industrial_jackhammertechreborntechrebornfabric:items/pickaxes
Recipe JSON (1):
{
"recipe_type": "minecraft:crafting_shaped",
"pattern": [
"NDN",
"OCO",
" I "
],
"ingredients": {
"C": {
"item": "techreborn:energy_flow_chip"
},
"D": {
"item": "techreborn:advanced_jackhammer"
},
"I": {
"item": "techreborn:iridium_alloy_plate"
},
"N": {
"tag": "c:iridium_nuggets"
},
"O": {
"item": "techreborn:overclocker_upgrade"
}
},
"conditions": [],
"sequence": null,
"group_name": null,
"experience": null,
"cooking_time": null
}