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Customers in North America, please click here.

High speed steel of excellent cutting ability and durability is used.


  • The cutter teeth made of M42 material drill a hole in any work material.
  • Easy to operate with the automatic locking and manual release mechanism.
    (S-LOCK system)


  • Steel of up to 3.2mm (1/8") thickness.
    Stainless steel plates, plastic, vinyl chloride etc. of up to 1mm (3/64") thickness.


Cutter size: o14mm to 85mm (o35/64" to 3-3/8")
Body length: 34mm (1-5/16") (o14mm to 38mm (o35/64" to 1-1/2"))
31mm (1-7/32") (o40mm to 85mm (o1-9/16" to 3-3/8"))
Shank size: Straight shank 10mm (3/8"), SDS shank,
Hex shank for cordless drill 6.35mm (1/4")
(For cutter size of 35mm (1-3/8") or less)
Applicable electric drill: Portable electric drills (in the rotary-only mode)
Recommended rotation speed: Common steel --- 25 to 35 (m/min)
Cast iron --- 20 to 30 (m/min)
Stainless steel --- 10 to 20 (m/min)

The actual sizes are in metric, and imperial sizes are approximate.
Cutter size D Cutters
mm inch Part No.
14mm 35/64" SLBI014
15mm 19/32" SLBI015
16mm 5/8" SLBI016
17mm 21/32" SLBI017
18mm 45/64" SLBI018
19mm 3/4" SLBI019
20mm 25/32" SLBI020
21mm 13/16" SLBI021
22mm 7/8" SLBI022
23mm 29/32" SLBI023
24mm 15/16" SLBI024
25mm 1" SLBI025
26mm 1-1/64" SLBI026
27mm 1-1/16" SLBI027
28mm 1-3/32" SLBI028
29mm 1-1/8" SLBI029
30mm 1-3/16" SLBI030
31mm 1-7/32" SLBI031
32mm 1-1/4" SLBI032
33mm 1-9/32" SLBI033
34mm 1-5/16" SLBI034
35mm 1-3/8" SLBI035
38mm 1-1/2" SLBI038
40mm 1-9/16" SLBI040
42mm 1-5/8" SLBI042
45mm 1-3/4" SLBI045
48mm 1-7/8" SLBI048
50mm 2" SLBI050
53mm 2-1/16" SLBI053
55mm 2-1/8" SLBI055
60mm 2-3/8" SLBI060
65mm 2-9/16" SLBI065
70mm 2-3/4" SLBI070
85mm 3-3/8" SLBI085
* Click here for information about the shanks and center drills.