|
id
INTEGER
|
7520 |
|
iadc_material_id
INTEGER
|
1094 → iadc_discovered_materials |
|
spec_type
VARCHAR
|
specification |
|
key
VARCHAR
|
spec_1 |
|
value
TEXT
|
For 8-1/4 inch DC |
|
key_normalized
VARCHAR
|
spec_1 |
|
value_normalized
VARCHAR
|
for 8-1/4 inch dc |
|
value_numeric
DOUBLE_PRECISION
|
8.0 |
|
unit
VARCHAR
|
- |
|
created_at
TIMESTAMP
|
2026-04-28T15:29:04.645960 |
|
source_page
INTEGER
|
null |
|
source_context
TEXT
|
For 8-1/4 inch DC |