DBA: Diamond Tool
Diamond Tool & Fasteners Inc is an active interstate carrier based in Philadelphia, PA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 17 | 0 | 0 |
| Total Power Units | 17 | ||
Distinct vehicles · 24 mo
vs 17 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 70% | 87% | Around peer average |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2024 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 12 | 2 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 24, 2025 | NJ | STRAIGHT TRUCK | 0 | 0 |
| Aug 27, 2025 | PA | STRAIGHT TRUCK | 1 | 1 |
| Aug 4, 2025 | PA | STRAIGHT TRUCK | 1 | 0 |
| Oct 31, 2024 | PA | STRAIGHT TRUCK | 1 | 0 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 18
Border Construction Specialties
Phoenix, AZ
Cyndy James · also at 18 others
Brock White Co
St Paul, MN
Cyndy James · also at 18 others
Carter Waters Llc
Norcross, GA
Cyndy James · also at 18 others
Constar Supply
Clovis, CA
Cyndy James · also at 18 others
Construction Materials Ltd Inc
Montgomery, AL
Cyndy James · also at 18 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 6 | 5.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state PA accounts for 60% of activity. Activity outside home state (PA): 40%.
| Aug 27, 2024 |
| NJ |
| STRAIGHT TRUCK |
| 2 |
| 0 |
| Aug 23, 2024 | PA | STRAIGHT TRUCK | 3 | 0 |
| Aug 8, 2024 | NJ | STRAIGHT TRUCK | 2 | 0 |
| Jul 11, 2024 | PA | STRAIGHT TRUCK | 0 | 0 |
| Apr 24, 2024 | MD | STRAIGHT TRUCK | 0 | 0 |
| Mar 28, 2024 | PA | STRAIGHT TRUCK | 2 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Aug 27, 2025 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Aug 4, 2025 | 3939AHLLH | Lighting - Headlamp(s) fail to operate on low and high beam | Vehicle Maintenance | — |
| Oct 31, 2024 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
| Aug 27, 2024 | 39311 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | — |
| Aug 27, 2024 | 3939H | Inoperable head lamps | Vehicle Maintenance | — |
| Aug 23, 2024 | 39330 | Improper battery installation | Vehicle Maintenance | — |
| Aug 23, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Aug 23, 2024 | 3969D2 | Failure to correct defects noted on previous inspection report | Vehicle Maintenance | — |
| Aug 8, 2024 | 39330 | Improper battery installation | Vehicle Maintenance | — |
| Aug 8, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
Crimson Steel Supply Llc
Tulsa, OK
Cyndy James · also at 18 others
+8 more
Shared email · 16
Border Construction Specialties
Phoenix, AZ
cyndy.james@whitecap.com · also at 16 others
Brock White Co
St Paul, MN
cyndy.james@whitecap.com · also at 16 others
Carter Waters Llc
Norcross, GA
cyndy.james@whitecap.com · also at 16 others
Constar Supply
Clovis, CA
cyndy.james@whitecap.com · also at 16 others
Construction Materials Ltd Inc
Montgomery, AL
cyndy.james@whitecap.com · also at 16 others
Construction Supply Inc
Highland, MI
cyndy.james@whitecap.com · also at 16 others
Crimson Steel Supply Llc
Tulsa, OK
cyndy.james@whitecap.com · also at 16 others
Form Tech Concrete Forms Inc
Walled Lake, MI
cyndy.james@whitecap.com · also at 16 others
Jobsite Supply
Indianapolis, IN
cyndy.james@whitecap.com · also at 16 others
Masonpro Inc
Northville, MI
cyndy.james@whitecap.com · also at 16 others
+6 more
Shared phone · 6
Border Construction Specialties
Phoenix, AZ
(303) 601-2464 · also at 6 others
Carter Waters Llc
Norcross, GA
(303) 601-2464 · also at 6 others
Masonpro Inc
Northville, MI
(303) 601-2464 · also at 6 others
Ram Tool & Supply Co
Birmingham, AL
(303) 601-2464 · also at 6 others
Titan Construction Supply Inc
Reno, NV
(303) 601-2464 · also at 6 others
White Cap Lp
Doraville, GA
(303) 601-2464 · also at 6 others