Page 565 Penn Tool Co. Precision Tooling Buyer's Guide 2019
P. 565
563
Stoning Oil recommended with all SPI Stones.
®
Moldmaster
• Hard silicon carbide.
• Superb performance on EDM surfaces.
• A tough stone with minimum bonding material.
• Works well on small, intricate shapes
• Use on all hardened die and mold steels.
such as letters, numbers, ribs and slots.
Flex
• Hard aluminum oxide.
• For superior performance on small
• Resilient resin-bonded stone.
surfaces and hard to reach details.
Polishing Stones
• The ideal abrasive for the most
difficult polishing jobs.
• For better results and finishing
on all hard tool steels.
• Extremely sharp grains in a medium soft bond.
• Used on all exotic metals, molybdenum alloys,
stainless steels.
Ruby
Moldmaster
240, 320, 400 grit
Flex
320, 400, 600 grit
Super
320 grit
Regular
240, 320, 400 grit
YL-Oil
150, 220, 320 grit
Ruby
150, 220 grit
Polishing Stone Assortments
DESCRIPTION
PART NO.
PRICE
30 Polishing Stones, ⁄ " size,
1 4
2 each of stones listed below.
81-300-6
$97.85
45 Polishing Stones, ⁄ " size,
5
32
3 each of stones listed below
81-310-5
$106.55
320 GRIT
BOX OF
400 GRIT
BOX OF
600 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-451-7
$43.10
81-452-5
$43.10
81-453-3
$47.85
1
⁄ x ⁄ x 6"
4"
1
8"
81-456-6
52.55
81-457-4
52.55
81-458-2
64.65
1
⁄ x ⁄ x 6"
4"
1
4"
81-461-6
67.65
81-462-4
69.45
81-463-2
69.15
1
⁄ x ⁄ x 6"
2"
1
8"
81-466-5
63.90
81-467-3
63.90
81-468-1
73.20
1
⁄ x ⁄ x 6"
2"
1
4"
81-471-5
83.10
81-472-3
73.40
81-473-1
94.95
EDM
• Hard structured, brick-red aluminum oxide.
• Specially developed for the removal
of EDM machined surfaces.
120 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-476-4
$29.90
81-477-2
$30.05
81-478-0
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-481-4
31.60
81-482-2
33.30
81-483-0
37.95
⁄ x ⁄ x 6"
1
4"
1
4"
81-486-3
34.90
81-487-1
35.10
81-488-9
41.05
⁄ x ⁄ x 6"
1
2"
1
8"
81-491-3
36.00
81-492-1
36.00
81-493-9
40.85
⁄ x ⁄ x 6"
1
2"
1
4"
81-496-2
46.40
81-497-0
46.40
81-498-8
54.65
Super
• Semi-hard, white aluminum oxide.
• Excellent for general mold
and die polishing.
220 GRIT
BOX OF
320 GRIT
BOX OF
600 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-501-9
$28.50
81-502-7
$28.50
81-503-5
$33.20
⁄ x ⁄ x 6"
1
4"
1
8"
81-506-8
31.60
81-507-6
37.95
81-508-4
44.70
⁄ x ⁄ x 6"
1
4"
1
4"
81-511-8
35.10
81-512-6
41.05
81-513-4
52.65
⁄ x ⁄ x 6"
1
2"
1
8"
81-516-7
36.00
81-517-5
41.05
81-518-3
50.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-521-7
46.65
81-522-5
52.65
81-523-3
60.05
Diestar
• Semi-hard, tan aluminum oxide.
• Load free and fast cutting.
• Excellent for mold & die industry.
150 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-526-6
$35.10
81-527-4
$35.10
81-528-2
$35.35
⁄ x ⁄ x 6"
1
4"
1
8"
81-531-6
45.40
81-532-4
45.40
81-533-2
53.30
⁄ x ⁄ x 6"
1
4"
1
4"
81-536-5
50.30
81-537-3
50.30
81-538-1
53.55
⁄ x ⁄ x 6"
1
2"
1
8"
81-541-5
54.35
81-542-3
54.35
81-543-1
55.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-546-4
62.40
81-547-2
64.95
81-548-0
71.45
Regular
• Medium-soft silicon carbide.
• For general mold and die polishing.
240 GRIT
BOX OF
320 GRIT
BOX OF
400 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-316-2
$30.05
81-317-0
$30.05
81-318-8
$31.35
⁄ x ⁄ x 6"
1
4"
1
8"
81-321-2
34.85
81-322-0
37.95
81-323-8
37.95
⁄ x ⁄ x 6"
1
4"
1
4"
81-326-1
35.10
81-327-9
40.85
81-328-7
41.05
⁄ x ⁄ x 6"
1
2"
1
8"
81-331-1
35.80
81-332-9
41.80
81-333-7
42.85
⁄ x ⁄ x 6"
1
2"
1
4"
81-336-0
45.50
81-337-8
54.40
81-338-6
53.30
YL Oil
• Semi-hard aluminum oxide.
• Utility stone for EDM scale removal and
• Ideal for slots, ribs and letters
for finishing heat-treated molds and dies.
150 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
⁄ x ⁄ x 4" 5
32"
5
32"
81-351-9
$30.05
81-352-7
$30.05
81-353-5
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-356-8
34.90
81-357-6
35.10
81-358-4
39.50
⁄ x ⁄ x 6"
1
4"
1
4"
81-361-8
37.95
81-362-6
37.95
81-363-4
43.10
⁄ x ⁄ x 6"
1
2"
1
8"
81-366-7
37.75
81-367-5
39.80
81-368-3
46.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-371-7
49.50
81-372-5
49.25
81-373-3
53.30
150 GRIT
BOX OF
220 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
⁄ x ⁄ x 4" 5
32"
5
32"
81-381-6
$30.05
81-382-4
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-386-5
31.60
81-387-3
31.60
⁄ x ⁄ x 6"
1
4"
1
4"
81-391-5
37.95
81-392-3
35.80
⁄ x ⁄ x 6"
1
2"
1
8"
81-396-4
35.80
81-397-2
35.80
⁄ x ⁄ x 6"
1
2"
1
4"
81-401-2
46.40
81-402-0
46.65
240 GRIT
BOX OF
320 GRIT
BOX OF
400 GRIT
BOX OFOF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ " x ⁄ " x 4"
32
5
32
81-416-0
$31.60
81-417-8
$31.60
81-418-6
$33.30
1
⁄ " x ⁄ " x 6"
4
1 8
81-421-0
33.20
81-422-8
37.95
81-423-6
37.95
1
⁄ " x ⁄ " x 6"
4
1 4
81-426-9
35.80
81-427-7
41.80
81-428-5
41.80
1
⁄ " x ⁄ " x 6"
2
1 8
81-431-9
37.95
81-432-7
43.40
81-433-5
43.40
1
⁄ " x ⁄ " x 6"
2
1 4
81-436-8
45.50
81-437-6
51.45
81-438-4
53.70
M
surfaces.
e shapes
s and slots.
Stoning Oil recommended with all SPI Stones.
®
Moldmaster
• Hard silicon carbide.
• Superb performance on EDM surfaces.
• A tough stone with minimum bonding material.
• Works well on small, intricate shapes
• Use on all hardened die and mold steels.
such as letters, numbers, ribs and slots.
Flex
• Hard aluminum oxide.
• For superior performance on small
• Resilient resin-bonded stone.
surfaces and hard to reach details.
Polishing Stones
• The ideal abrasive for the most
difficult polishing jobs.
• For better results and finishing
on all hard tool steels.
• Extremely sharp grains in a medium soft bond.
• Used on all exotic metals, molybdenum alloys,
stainless steels.
Ruby
Moldmaster
240, 320, 400 grit
Flex
320, 400, 600 grit
Super
320 grit
Regular
240, 320, 400 grit
YL-Oil
150, 220, 320 grit
Ruby
150, 220 grit
Polishing Stone Assortments
DESCRIPTION
PART NO.
PRICE
30 Polishing Stones, ⁄ " size,
1 4
2 each of stones listed below.
81-300-6
$97.85
45 Polishing Stones, ⁄ " size,
5
32
3 each of stones listed below
81-310-5
$106.55
320 GRIT
BOX OF
400 GRIT
BOX OF
600 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-451-7
$43.10
81-452-5
$43.10
81-453-3
$47.85
1
⁄ x ⁄ x 6"
4"
1
8"
81-456-6
52.55
81-457-4
52.55
81-458-2
64.65
1
⁄ x ⁄ x 6"
4"
1
4"
81-461-6
67.65
81-462-4
69.45
81-463-2
69.15
1
⁄ x ⁄ x 6"
2"
1
8"
81-466-5
63.90
81-467-3
63.90
81-468-1
73.20
1
⁄ x ⁄ x 6"
2"
1
4"
81-471-5
83.10
81-472-3
73.40
81-473-1
94.95
EDM
• Hard structured, brick-red aluminum oxide.
• Specially developed for the removal
of EDM machined surfaces.
120 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-476-4
$29.90
81-477-2
$30.05
81-478-0
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-481-4
31.60
81-482-2
33.30
81-483-0
37.95
⁄ x ⁄ x 6"
1
4"
1
4"
81-486-3
34.90
81-487-1
35.10
81-488-9
41.05
⁄ x ⁄ x 6"
1
2"
1
8"
81-491-3
36.00
81-492-1
36.00
81-493-9
40.85
⁄ x ⁄ x 6"
1
2"
1
4"
81-496-2
46.40
81-497-0
46.40
81-498-8
54.65
Super
• Semi-hard, white aluminum oxide.
• Excellent for general mold
and die polishing.
220 GRIT
BOX OF
320 GRIT
BOX OF
600 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-501-9
$28.50
81-502-7
$28.50
81-503-5
$33.20
⁄ x ⁄ x 6"
1
4"
1
8"
81-506-8
31.60
81-507-6
37.95
81-508-4
44.70
⁄ x ⁄ x 6"
1
4"
1
4"
81-511-8
35.10
81-512-6
41.05
81-513-4
52.65
⁄ x ⁄ x 6"
1
2"
1
8"
81-516-7
36.00
81-517-5
41.05
81-518-3
50.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-521-7
46.65
81-522-5
52.65
81-523-3
60.05
Diestar
• Semi-hard, tan aluminum oxide.
• Load free and fast cutting.
• Excellent for mold & die industry.
150 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-526-6
$35.10
81-527-4
$35.10
81-528-2
$35.35
⁄ x ⁄ x 6"
1
4"
1
8"
81-531-6
45.40
81-532-4
45.40
81-533-2
53.30
⁄ x ⁄ x 6"
1
4"
1
4"
81-536-5
50.30
81-537-3
50.30
81-538-1
53.55
⁄ x ⁄ x 6"
1
2"
1
8"
81-541-5
54.35
81-542-3
54.35
81-543-1
55.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-546-4
62.40
81-547-2
64.95
81-548-0
71.45
Regular
• Medium-soft silicon carbide.
• For general mold and die polishing.
240 GRIT
BOX OF
320 GRIT
BOX OF
400 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ x ⁄ x 4"
32"
5
32"
81-316-2
$30.05
81-317-0
$30.05
81-318-8
$31.35
⁄ x ⁄ x 6"
1
4"
1
8"
81-321-2
34.85
81-322-0
37.95
81-323-8
37.95
⁄ x ⁄ x 6"
1
4"
1
4"
81-326-1
35.10
81-327-9
40.85
81-328-7
41.05
⁄ x ⁄ x 6"
1
2"
1
8"
81-331-1
35.80
81-332-9
41.80
81-333-7
42.85
⁄ x ⁄ x 6"
1
2"
1
4"
81-336-0
45.50
81-337-8
54.40
81-338-6
53.30
YL Oil
• Semi-hard aluminum oxide.
• Utility stone for EDM scale removal and
• Ideal for slots, ribs and letters
for finishing heat-treated molds and dies.
150 GRIT
BOX OF
220 GRIT
BOX OF
320 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
⁄ x ⁄ x 4" 5
32"
5
32"
81-351-9
$30.05
81-352-7
$30.05
81-353-5
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-356-8
34.90
81-357-6
35.10
81-358-4
39.50
⁄ x ⁄ x 6"
1
4"
1
4"
81-361-8
37.95
81-362-6
37.95
81-363-4
43.10
⁄ x ⁄ x 6"
1
2"
1
8"
81-366-7
37.75
81-367-5
39.80
81-368-3
46.30
⁄ x ⁄ x 6"
1
2"
1
4"
81-371-7
49.50
81-372-5
49.25
81-373-3
53.30
150 GRIT
BOX OF
220 GRIT
BOX OF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
⁄ x ⁄ x 4" 5
32"
5
32"
81-381-6
$30.05
81-382-4
$30.05
⁄ x ⁄ x 6"
1
4"
1
8"
81-386-5
31.60
81-387-3
31.60
⁄ x ⁄ x 6"
1
4"
1
4"
81-391-5
37.95
81-392-3
35.80
⁄ x ⁄ x 6"
1
2"
1
8"
81-396-4
35.80
81-397-2
35.80
⁄ x ⁄ x 6"
1
2"
1
4"
81-401-2
46.40
81-402-0
46.65
240 GRIT
BOX OF
320 GRIT
BOX OF
400 GRIT
BOX OFOF
SIZE
PART NO.
12 PCS.
PART NO.
12 PCS.
PART NO.
12 PCS.
5
⁄ " x ⁄ " x 4"
32
5
32
81-416-0
$31.60
81-417-8
$31.60
81-418-6
$33.30
1
⁄ " x ⁄ " x 6"
4
1 8
81-421-0
33.20
81-422-8
37.95
81-423-6
37.95
1
⁄ " x ⁄ " x 6"
4
1 4
81-426-9
35.80
81-427-7
41.80
81-428-5
41.80
1
⁄ " x ⁄ " x 6"
2
1 8
81-431-9
37.95
81-432-7
43.40
81-433-5
43.40
1
⁄ " x ⁄ " x 6"
2
1 4
81-436-8
45.50
81-437-6
51.45
81-438-4
53.70
M
surfaces.
e shapes
s and slots.
