Thumb Collar head None Brass thumb screws with 4-40 threads.
| Label | Value | 
|---|---|
| Brand | Accurate Screw | 
| Display Name | 18002B | 
| Drive Type | None | 
| End Type | Standard | 
| Finish | None | 
| Head Diameter | 0.375 in | 
| Head Height | 0.1875 in | 
| Length | 0.6875 in | 
| Material | Brass | 
| Measurement Units | Standard | 
| Model Number | 18002 | 
| Screw Head Type | Thumb Collar | 
| Shaft Length | 0.375 in | 
| Thread Size | 4-40 | 
| Label | Value | 
|---|---|
| Brand | Accurate Screw | 
| Display Name | 18002B | 
| Drive Type | None | 
| End Type | Standard | 
| Finish | None | 
| Head Diameter | 9.53 mm | 
| Head Height | 4.76 mm | 
| Length | 17.46 mm | 
| Material | Brass | 
| Measurement Units | Standard | 
| Model Number | 18002 | 
| Screw Head Type | Thumb Collar | 
| Shaft Length | 9.53 mm | 
| Thread Size | 4-40 |