7pc HSS Counterbore Sets
7pc HSS Counterbore Sets
7pc HSS Counterbore Sets
7pc HSS Counterbore Sets
7pc HSS Counterbore Sets
7pc HSS Counterbore Sets
7pc HSS Counterbore Sets

7pc HSS Counterbore Sets

Features:

Super tough high speed steel ensures fast working speed and long life

Ideal for enlarging holes for the socket heads of cap screws

Stright shank

Titanium coating available

7Pcs/Set: M3,M4,M5,M6,M8,M10,M12, other specifications available

SizePilot DiaCutter DiaShank DiaOverall Length
MMMMMMMMMM
M33.26571
M33.46571
M3.53.76.5571
M44.38571
M44.58571
M4.54.88871
M55.310880
M55.510880
M66.411880
M66.611880
M88.41512.5100
M891512.5100
M1010.51812.5100
M10111812.5100
M12132012.5100
M1213.52012.5100
M14162412.5100
M16172612.5100
M16182612.5100
M18193012.5100
M20213312.5125
M20223312.5125
M2425.44016254

NOTE: Different sizes, lengths and thread sizes are available. Inquire for pricing.