Feature:<br />-100% new and high quality.<br />-Tensile column for the 65 manganese steel heat treatment， no rust， long service life.<br />-Method of Use: For small holes， slits and grooves of the measurement， used with micrometer or caliper， with knurled locking device.<br /><br />Specifications:<br />4pcs:<br />Product name: Hole Gage<br />Material: Steel<br />Color: Silver<br />Length: Approx. 7.5cm/2.95"， 7.8cm/3.07"， 8.8cm/3.46"， 9.2cm/3.62"<br />Gauge Ranges: 1/8"-1/5"， 1/5"-3/10"， 3/10"-2/5"， 2/5"-1/2"<br />Probe Depth: 0.880，1.200，1.600，1.600"<br />Quantity: 4Pcs<br />Weight: 102g<br /><br />6pcs:<br />Product name: Hole Gage<br />Material: Steel<br />Color: Silver<br />Gauge Ranges: A:5/16'' -1/2''， B:1/2''-3/4''， C:3/4''-1 1/4''， D:1 1/4''-2 1/8''， E:2 1/8''-3 1/2''， F:3 1/2''-6''<br />Shape: T shape<br />Quantity: 6Pcs<br />Weight: 326g<br /><br />Package Include:<br />4/6x Hole Gages