• Sumitomo Electric Hardmetal GWC External Shallow Grooving Holder
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Sumitomo Electric Hardmetal GWC External Shallow Grooving Holder

Sumitomo Electric Hardmetal GWC External Shallow Grooving Holder

SEC grooving holder GWC type for external shallow grooving, with double clamp or screw-on insert clamping.

Key features

  • Accepts TGA grooving inserts and TTE threading inserts
  • Double clamp for high rigidity (screw-on for mini holders)
  • Triangular insert with 3 usable corners
  • Groove widths 0.33-4.8 mm
GWC R1010-3 Height H (mm): 10 | Width B (mm): 10 | Length LF (mm): 125 | WF (mm): 10 | Cutting height HF (mm): 10 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1010-3 Height H (mm): 10 | Width B (mm): 10 | Length LF (mm): 125 | WF (mm): 10 | Cutting height HF (mm): 10 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R1212-3 Height H (mm): 12 | Width B (mm): 12 | Length LF (mm): 125 | WF (mm): 12 | Cutting height HF (mm): 12 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1212-3 Height H (mm): 12 | Width B (mm): 12 | Length LF (mm): 125 | WF (mm): 12 | Cutting height HF (mm): 12 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R1616-3 Height H (mm): 16 | Width B (mm): 16 | Length LF (mm): 125 | WF (mm): 16 | Cutting height HF (mm): 16 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1616-3 Height H (mm): 16 | Width B (mm): 16 | Length LF (mm): 125 | WF (mm): 16 | Cutting height HF (mm): 16 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2020-3 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L2020-3 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2525-3 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L2525-3 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2020-15 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC L2020-15 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC R2020-25 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC L2020-25 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC R2020-35 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC L2020-35 Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC R2525-15 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC L2525-15 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC R2525-25 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC L2525-25 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC R2525-35 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC L2525-35 Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
Grooving HoldersSumitomo Electric Hardmetal
22 product codes available in this family
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Sumitomo Electric Hardmetal GWC External Shallow Grooving Holder

Brand Sumitomo Electric Hardmetal·Grooving Holders

Available part numbers (22)

GWC R1010-3, GWC L1010-3, GWC R1212-3, GWC L1212-3, GWC R1616-3, GWC L1616-3, GWC R2020-3, GWC L2020-3, GWC R2525-3, GWC L2525-3 + 12 more — see full table ↓

How to order

Send the Sumitomo Electric Hardmetal part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
GWC R1010-3Height H (mm): 10 | Width B (mm): 10 | Length LF (mm): 125 | WF (mm): 10 | Cutting height HF (mm): 10 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1010-3Height H (mm): 10 | Width B (mm): 10 | Length LF (mm): 125 | WF (mm): 10 | Cutting height HF (mm): 10 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R1212-3Height H (mm): 12 | Width B (mm): 12 | Length LF (mm): 125 | WF (mm): 12 | Cutting height HF (mm): 12 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1212-3Height H (mm): 12 | Width B (mm): 12 | Length LF (mm): 125 | WF (mm): 12 | Cutting height HF (mm): 12 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R1616-3Height H (mm): 16 | Width B (mm): 16 | Length LF (mm): 125 | WF (mm): 16 | Cutting height HF (mm): 16 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L1616-3Height H (mm): 16 | Width B (mm): 16 | Length LF (mm): 125 | WF (mm): 16 | Cutting height HF (mm): 16 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2020-3Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L2020-3Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2525-3Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC L2525-3Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 0.33~2.80 | Max groove depth (mm): 0.8~2.5 | Stock: Yes
GWC R2020-15Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC L2020-15Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC R2020-25Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC L2020-25Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC R2020-35Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC L2020-35Height H (mm): 20 | Width B (mm): 20 | Length LF (mm): 125 | WF (mm): 25 | Cutting height HF (mm): 20 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC R2525-15Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC L2525-15Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.00~1.45 | Max groove depth (mm): 2.0 | Stock: Yes
GWC R2525-25Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC L2525-25Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 1.50~2.30 | Max groove depth (mm): 3.5 | Stock: Yes
GWC R2525-35Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes
GWC L2525-35Height H (mm): 25 | Width B (mm): 25 | Length LF (mm): 150 | WF (mm): 30 | Cutting height HF (mm): 25 | Cutting width CW (mm): 2.50~4.80 | Max groove depth (mm): 5.0 | Stock: Yes

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