The Bosch 13 In. Extension SDS-plus® for SPEEDCORE™ Thin-wall Core Bits. Bosch SDS-plus® thin-wall core bits are optimized for drilling with smaller hammers. Core body range is 1 In. up to 4-3/8 In. with a 3 In. usable cutting depth. Extension plus bit beyond 8 In. should not exceed 600 RPM.

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Build

• Core bit extension
• 13 In. extension, SDS-plus®
• Screw core bit onto shank
• Works with thin-wall core bits, 1-1/2 In. or larger

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This Product Comes With

• 1 Piece 13 In. Extension SDS-plus®