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better ideas for the real world.
30 Malco Products Inc. Est. 1950
Not recommended
for heavy sheet metal.
13/16” (20.6 mm) maximum throat depth. Upper cutting jaw is drop forged high impact alloy steel.
Hook design of cutting jaw facilitates notching corners or take-off tabs to desired depth without
slipping. Long-wearing, hardened stamped steel components feature rust resistant nickel plate
and black oxide finishes. Ergonomic Redline Handles with unique one-hand operation latch offer
maximum compound leverage performance and natural fit and feel.
Folding and fabricating metal ductwork is easier than ever with the full 1 inch clearance that
the N2R single operation notcher provides. Precision-ground steel upper jaw and hardened
stampened steel components feature rust-resistant black oxide and nickel plated finishes.
Ergonomic Redline Handles with unique one-hand operation latch offer maximum compound
leverage performance and natural fit and feel.
No need for extra hardware. Punches raise a louvered shaped projection on metal edge for
locking into rolled edge of sheet or piece to be joined. Metal pieces snap together and are fastened
securely. Compound Handle Leverage for maximum ease of operation. Punch impression spaced
3/8” from edge of metal. Heavy forged cutting jaw. Rust resistant nickel plate and black oxide
finishes. Ergonomic Redline Handles with unique one-hand operation latch offer maximum
compound leverage performance and natural fit and feel.
Also used to crimp end caps on gutter. Nickel plate and black oxide finish. Formed metal cutting
jaws. Long-wearing, hardened steel components feature rust-resistant black oxide and nickel
plated finishes. Ergonomic Redline Handles with unique one-hand operation latch offer maximum
compound leverage performance and natural fit and feel.
Fast and easy cutting. Notcher makes a clean
30° “V” shaped cut in sheet metal.
The N2R Notcher punches a big 1 inch (25.4 mm) deep “V”
notch in common 24 to 30 (0.71-0.41 mm) gauge galvanized
sheet metal quickly and easily.
Join sheet metal, duct and pipe sections economically.
Slide adjustment for throat depth allows settings
from 1/4” to 5/8” (6.35 to 15.88 mm) depth.
Hand Notcher
One-Inch
Notcher
Adjustable
Snap Lock
Punch
Snap Lock
Punch
N1R
N2R
SL1R
SL2R
Provides more clearance for
folding and fabricating
metal ductwork
Catalog Variable Leverage Ratio Length Net Wt.
Number Description Throat Depth in. (mm) (High / Low) throughout stroke Jaws Cutting Angle in. (mm) oz. (g)
N1R Hand Notcher 13/16 (20.6) 7.4 to 1.0 - 8.0 to 1.0 Alloy Steel Forging / Carbon Steel Shell 30° 8 (203) 16 (454)
N2R One-Inch Hand Notcher 1 (25.4) 6.6 to 1.0 - 7.0 to 1.0 Investment Casting / Carbon Steel Shell — — 17 (482)
SL1R Snap Lock Punch 3/8 (9.5) 10.8 to 1.0 - 11.7 to 1.0 Alloy Steel Forging / Carbon Steel Shell — 8 (203) 16 (454)
SL2R Snap Lock Punch 1/4 to 5/8 (6.4 to 15.9) — — 8 (203) 16 (454)
CAPACITIES Material Aluminum Copper Stainless Steel 26 Gauge Galvanized Steel 24 Gauge Mild Steel 24 Gauge
N1R inches (mm) 0.35 (0.89) 0.23 (0.58) 0.18 (046) 0.28 (0.71) 0.24 (0.61)
N2R inches (mm) 0.35 (0.89) 0.23 (0.58) 0.18 (046) 0.28 (0.71) 0.24 (0.61)
SL1R inches (mm) 0.35 (0.89) 0.23 (0.58) 0.18 (046) 0.28 (0.71) 0.24 (0.61)
Replacement Spring for Hand Tools
5018 Fits N1R, N2R, SL1R and SL2R
Specifications