ABN 123 Block Set Machinist Fabrication Tools - 5 Matched Pairs Steel Precision Gage Blocks with Threaded and Untapped Holes for Milling
LLDSIMEX Pair 1" x 2" x 3" Precision Steel 1-2-3 Blocks 23 Holes and 10 Pairs Precision Parallel Set 1/8" Thin Steel Set