Alfa Tools General Product Catalog

Cobalt Bi-Metal Hole Saws Industrial Bi-Metal Cobalt Hole Saws

Features:

• High-speed cobalt steel teeth are electron beam welded to a steel body. This process enables teeth to cut faster and stay sharper than standard teeth • High alloy steel body is shatter resistant for superior durability. • Bi-metal design bonds M3 cutting edge to fatigue resistant backer. • Positive rake teeth offer better chip clearance. • 4 / 6 variable pitch reduces vibration and heat generation for smooth cutting. • Cutting depth 1-1/2 " • Cuts holes in wood, plywood, plastic, fiberboard, or any machinable metal, including: nail-embedded wood, pipe, stainless steel, etc

FRACTIONAL

USE

PIPE TAP SIZE

PIPE ENT. SIZE

R.P.M.

DIA.

DIA. MM

ARBOR

STOCK #

STEEL IRON

INCH

TYPE

16 19 22 25 29 32 35 38 41 44 48 51 54 57 60 64 67 70 73 76 83 89 95

550 365 460 300 390 260 350 235 300 200 275 180 250 165 230 150 210 140 195 130 180 120 170 115 160 105 150 100 140 95 135 90 130 85 125 80 120 80 115 75 105 70 95 65 90 60 85 55 75 50 65 45 60 40 55 35

HOSA62502 HOSA62504 HOSA62506 HOSA62508 HOSA62510 HOSA62512 HOSA62514 HOSA62516 HOSA62518 HOSA62520 HOSA62522 HOSA62524 HOSA62526 HOSA62528 HOSA62530 HOSA62532 HOSA62534 HOSA62536 HOSA62538 HOSA62540 HOSA62544 HOSA62548 HOSA62552 HOSA62556 HOSA62560 HOSA62564 HOSA62568 HOSA62572

5/8 3/4 7/8

1/2 3/4

3/8 1/2

TYPE A

HOSA62590

1

1

3/4

1-1/8 1-1/4 1-3/8 1-1/2 1-5/8 1-3/4 1-7/8 2-1/8 2-1/4 2-3/8 2-1/2 2-5/8 2-3/4 2-7/8 3-1/4 3-1/2 3-3/4 2 3

Cobalt Bi-Metal Hole Saws

1

1-1/4

A

1-1/2

1-1/4

1-1/2

2

2

TYPE B HOSA62591

2-1/2

2-1/2

3

3-1/2

102 114 127 140 152

4

4

4-1/2

5

5-1/2

6

Pack: 1 per display box

For Arbors and Accessories, see page A94

TYPE A

TYPE B

A-90