Model:

Bearing steel [straight groove] 4-12

Bearing steel [straight groove] 4-20

[4241 Straight Groove] 4-12

[4241 Straight Groove] 4-20

[4241 Straight Groove] 4-22

[4241 Straight Groove] 4-25

[4241 Straight Groove] 4-32

[4241 straight groove] three-piece set

[4241 Spiral] 4-12

[4241 Spiral] 4-20

[4241 Spiral] 4-22

[4241 Spiral] 4-32

[4241 spiral] three-piece set

Cobalt Helix 4-12 (5th order)

Cobalt Helix 4-12 (9th order)

Cobalt-containing spiral 4-20

Cobalt Spiral 4-22

[Cobalt-containing spiral] 4-32

[Pagoda Diamond Six Boxed] Straight Groove

[Pagoda drill six boxed] Spiral