IS Counterbore/Countersink
Freer Tool & Supply’s IS counterbore and countersink collection supports clean, accurate hole finishing and proper fastener seating in machining, fabrication, and assembly work. Counterbores create flat-bottom recesses for socket head and cap screws, while countersinks add the chamfer needed for flat head screws and smoother hole entrances—helping improve fit, alignment, and overall assembly quality.
ProCut BB50CRS20082 9 Pc. HSS Center Reamer Set
SKU: FTS-BB50CRS20082
MPN: BB50CRS20082
ProCut BB50CRS20090 9 Pc. HSS Center Reamer Set
SKU: FTS-BB50CRS20090
MPN: BB50CRS20090
ProCut BB51MCS10060 5 pc. HSS Countersink Set
SKU: FTS-BB51MCS10060
MPN: BB51MCS10060
ProCut BB51MCS10082 5 pc. HSS Countersink Set
SKU: FTS-BB51MCS10082
MPN: BB51MCS10082
ProCut BB51MCS10090 5 pc. HSS Countersink Set
SKU: FTS-BB51MCS10090
MPN: BB51MCS10090
ProCut BB51MCS15082 7 pc. HSS Countersink Set
SKU: FTS-BB51MCS15082
MPN: BB51MCS15082
ProCut BB51MCS15090 7 pc. HSS Countersink Set
SKU: FTS-BB51MCS15090
MPN: 380-1607
ProCut BB61544S60 5 Pc. HSS Countersink & Deburring Tool Set
SKU: FTS-BB61544S60
MPN: BB61544S60
ProCut BB61544S82 5 Pc. HSS Countersink & Deburring Tool Set
SKU: FTS-BB61544S82
MPN: BB61544S82
ProCut BB61544S90 5 Pc. HSS Countersink & Deburring Tool Set
SKU: FTS-BB61544S90
MPN: BB61544S90
ProCut BC50HC1052100 5/16" Size-1/4" Shank-100° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1052100
MPN: BC50HC1052100
ProCut BC50HC1052120 5/16" Size-1/4" Shank-120° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1052120
MPN: BC50HC1052120
ProCut BC50HC105260 5/16" Size-1/4" Shank-60° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105260
MPN: BC50HC105260
ProCut BC50HC105282 5/16" Size-1/4" Shank-82° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105282
MPN: BC50HC105282
ProCut BC50HC105290 5/16" Size-1/4" Shank-90° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105290
MPN: BC50HC105290
ProCut BC50HC1053100 3/8" Size-1/4" Shank-100° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1053100
MPN: BC50HC1053100
ProCut BC50HC1053120 3/8" Size-1/4" Shank-120° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1053120
MPN: BC50HC1053120
ProCut BC50HC105360 3/8" Size-1/4" Shank-60° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105360
MPN: BC50HC105360
ProCut BC50HC105382 3/8" Size-1/4" Shank-82° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105382
MPN: BC50HC105382
ProCut BC50HC105390 90DEG 3/8X1/4SH 6FL CSINK
SKU: FTS-BC50HC105390
MPN: 380-6220
ProCut BC50HC1057100 7/8" Size-1/2" Shank-100° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1057100
MPN: BC50HC1057100
ProCut BC50HC1057120 7/8" Size-1/2" Shank-120° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC1057120
MPN: BC50HC1057120
ProCut BC50HC105760 7/8" Size-1/2" Shank-60° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105760
MPN: BC50HC105760
ProCut BC50HC105782 7/8" Size-1/2" Shank-82° 6 Flute Chatterless Countersink
SKU: FTS-BC50HC105782
MPN: BC50HC105782