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BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole)
BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole) BST Series(Large Hole)

BST Series(Large Hole)

BST Adjustable Twin-bit Rough Boring Head
Boring Range: ø120 ~ ø500mm
Tool Holder Specifications: BST Shank Series
Blade Specifications: Refer to the specification table below

Feature
  1. Tooth-like engagement design ensures excellent stability, and avoid tool misalignment during heavy cutting.
  2. Bidirectional sliding adjustment scale maintains minimal gap for easy calibration.
  3. High-grade alloy steel base, vacuum heat-treated for enhanced rigidity.
  4. Extensive Used in Howway’s Own Production Line: Thoroughly optimized through long-term user feedback and experience.

TypeFig.ØA RangeØDLShankInsertWeight
ØA MinØA Max
BST120-164-03C1Ø120Ø1649595BSTCCMT1204083.4 KG
BST120-164-03TTCMT16T304
BST160-204-03C1Ø160Ø20412895BSTCCMT1204084.8 KG
BST160-204-03TTCMT16T304
BST200-250-03C2Ø200Ø250150115BSTCCMT1204087.9 KG
BST200-250-03TTCMT16T304
BST250-300-03C2Ø250Ø300190115BSTCCMT1204089.9 KG
BST250-300-03TTCMT16T304
BST300-350-03C2Ø300Ø350240115BSTCCMT12040811.9 KG
BST300-350-03TTCMT16T304
BST350-400-03C2Ø350Ø400290115BSTCCMT12040812.5 KG
BST350-400-03TTCMT16T304
BST400-450-03C2Ø400Ø450290115BSTCCMT12040812.8 KG
BST400-450-03TTCMT16T304
BST450-500-03C2Ø450Ø500290115BSTCCMT12040814.1 KG
BST450-500-03TTCMT16T304
Insert
Screw
Wrench
CC..1204..S5002-6T20
Insert
Screw
Wrench
TC..16T3..S4001-3T15

BST

BST

Part No.ØD1ØD2LWeight
BT50-BST10550951055.71 KG
BST20050952008.79 KG
BST300509530011.25 KG
BST430509543013.74 KG

BST

BST