IS Counterbores
Freer Tool & Supply’s IS counterbores collection is designed for clean, accurate fastener seating in machining, fabrication, and assembly work. Counterbores create flat-bottom recesses that help bolts and socket head cap screws sit properly, improving fit, alignment, and overall assembly quality—especially when you’re working to print and holding tight tolerances.
Alvord Polk BL5403012 #10 Screw Size-5-1/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403012
MPN: 3012
Alvord Polk BL5403013 #10 Screw Size-5-1/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403013
MPN: 3013
Alvord Polk BL5403014 #10 Screw Size-5-1/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403014
MPN: 3014
Alvord Polk BL5403015 1/4 Screw Size-5-5/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403015
MPN: 3015
Alvord Polk BL5403016 1/4 Screw Size-5-5/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403016
MPN: 3016
Alvord Polk BL5403017 1/4 Screw Size-5-5/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403017
MPN: 3017
Alvord Polk BL5403027 1/2 Screw Size-7-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403027
MPN: 3027
Alvord Polk BL5403028 1/2 Screw Size-7-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403028
MPN: 3028
Alvord Polk BL5403029 1/2 Screw Size-7-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403029
MPN: 3029
Alvord Polk BL5403033 3/4 Screw Size-7-3/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403033
MPN: 3033
Alvord Polk BL5403034 3/4 Screw Size-7-3/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403034
MPN: 3034
Alvord Polk BL5403035 3/4 Screw Size-7-3/4 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403035
MPN: 3035
Alvord Polk BL5403039 1 Screw Size-8-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403039
MPN: 3039
Alvord Polk BL5403040 1 Screw Size-8-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403040
MPN: 3040
Alvord Polk BL5403041 1 Screw Size-8-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403041
MPN: 3041
Alvord Polk BL5403080 3mm Screw Size-4-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403080
MPN: 3080
Alvord Polk BL5403081 4mm Screw Size-5 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403081
MPN: 3081
Alvord Polk BL5403082 5mm Screw Size-5-5/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403082
MPN: 3082
Alvord Polk BL5403083 6mm Screw Size-5-5/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403083
MPN: 3083
Alvord Polk BL5403084 8mm Screw Size-6-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403084
MPN: 3084
Alvord Polk BL5403085 10mm Screw Size-7 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403085
MPN: 3085
Alvord Polk BL5403086 12mm Screw Size-7-1/8 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403086
MPN: 3086
Alvord Polk BL5403087 14mm Screw Size-7-1/2 OAL-HSS-Straight Shank Capscrew Counterbore
SKU: FTS-BL5403087
MPN: 3087
Alvord Polk BL5433012 #10 Screw Size-5-1/4 OAL-HSS-TiN Coated Capscrew Counterbore
SKU: FTS-BL5433012
MPN: 33012