Gage Blocks

Matched Pair, 23 holes, 5 with 3/8"-16 Threads. Hardened (RC55 Min) and Precision Ground to .0003"Squareness and .0002" Parallelism.

36pc Grade 3 SetPrecision ground and mirror-polished ball bearing steel blocks let you make setups and check your gages. Blocks conform to GG-G-15C..050 to 4"Includes wooden storage box

36pc Grade 3 SetPrecision ground and mirror-polished ball bearing steel blocks let you make setups and check your gages. Blocks conform to GG-G-15C..050 to 4"Includes wooden storage box

Screw these hardened and polished blocks together to make your own gagesFeatures:36 Blocks3/4" Diameter0.0001" Accuracy

Easy Setups for drilling, milling and grinding0-60degree Angle RangeAccuracy within 10 minutes of angle.0002" Squareness4" by 1-7/8" High by 1-3/16" WideIncludes Storage Box

12 Marked Blocks1/4" and 1/2"Hardened and precision ground to 0.0001"

10 Matched Pairs, 1/8" Thick, 6" Long1/2" to 1-5/8" by 1/8ths.0002 in ParallelismTwo Holes in Each ParallelIndexed Case

Reads to 5 minutes of angle using the wide magnifier and a vernier scale. Includes acute angle attachment and 6" and 12" blades. Satin finished chrome. Includes Wood Storage Box

4 pair 6” long which includes:1 pair 3/16 x 1” with 5/16” holes1 pair 3/16 x 1 1/4” with 3/8” holes1 pair 3/16 x 1 1/2” with 7/16 holes1 pair 3/16 x 1 3/4” with 1/2 holes±0.0003" in parallelism on 2 sides, top and bottom±0.001” allowance on dimensionsHRC 55-62 on 2 sides, top and bottom Indexed case