4 x 4 x 6" - Machined Box Parallels Surface Conditioning They are used for threading

They are used for threading blind holes and have 2 to 2-1/2 threads

Mfg #: PLDK2-VT-T

Sleet or Snow Includes Enclosure Mounting Holes

Mfg #: PHW-61

2694 Calibrated Yes Traceability Certification Included NIST Go/No Go Go Standards B47

4 x 4 x 6" - Machined Box Parallels Surface Conditioning They are used for threadingItem #: NL40BP12MUSA Manufacturer: Suburban Mfg #: BXP 040406 Technical Specifications: *Approx Weight: 16 lbs *Brand Name: Suburban *First Angle B: 4 *Length A: 4 *Second Angle C: 6 *Type: Machined Box Parallel Description: *Box Parallel *They can also be used in sets for raising work parallel to a work surface because of its dimensional accuracy *All sides and ends finished parallel, flat and square Shipping Info: *Actual Weight 15. 0000 *Dimensions