HSSSD412 HSS Step Drill 4-12MM (9 Sizes)
$9.80

HSSSD424 HSS Step Drill 4-24MM (11 Sizes)
$21.00

HSSSD630 HSS Step Drill 6-30MM (13 Sizes)
$28.00

ONCA SD01 4-12MM HSS Step Drill
$8.00

ONCA SD02 4-20MM HSS Step Drill
$14.00

ONCA SD03 4-32MM HSS Step Drill
$26.00

ONCA SD04 5-35MM HSS Step Drill
$32.00