Ultra-Met Carbide Technologies
720 North Main Street
Urbana, Ohio 43078

Toll Free: 800.543.9952
Phone: 937.653.7133
Fax: 937.653.4754
Email: customerservice@ultra-met.com, info@ultra-met.com,
Website: www.Ultra-Met.com
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Round Negative with Hole and Countersink
Unit of Measure
Items Round Negative with Hole and Countersink
RNRB32.5-#4
Round Negative with Hole and Countersink, diameter 0.389 / 0.395 in 		Round Negative with Hole and Countersink
RNRB33-#4
Round Negative with Hole and Countersink, diameter 0.389 / 0.395 in 		Round Negative with Hole and Countersink
RNRB43-#8
Round Negative with Hole and Countersink, diameter 0.514 / 0.520 in 		Round Negative with Hole and Countersinks
RNSA106
Round Negative with Hole and Countersink, diameter 1.246 / 1.254 in 		Round Negative with Hole and Countersinks
RNSB108
Round Negative with Hole and Countersink, diameter 1.240 / 1.250 in
Thickness (t) N/A 0.166 / 0.174 in N/A 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.385 / 0.395 in N/A 0.515 / 0.525 in
Angle (a) N/A 82 º
Shape N/A Round
hole configuration N/A Countersink
variable thickness N/A
Hole N/A 0.123 / 0.127 in N/A 0.123 / 0.127 in N/A 0.177 / 0.183 in N/A 0.497 / 0.503 in N/A 0.262 / 0.268 in
C/S N/A N/A N/A N/A N/A 0.662 / 0.672 in
TO N/A 0.267 / 0.273 in N/A 0.267 / 0.273 in N/A 0.373 / 0.379 in N/A N/A
dia. N/A 0.389 / 0.395 in N/A 0.389 / 0.395 in N/A 0.514 / 0.520 in N/A 1.246 / 1.254 in N/A 1.240 / 1.250 in
Chamf N/A N/A N/A N/A N/A 0.030 in x 45°
Grade Availability N/A Available on Request